diff options
Diffstat (limited to 'arch/arm/mach-s5pv310')
27 files changed, 2306 insertions, 110 deletions
diff --git a/arch/arm/mach-s5pv310/Kconfig b/arch/arm/mach-s5pv310/Kconfig index 331b5bd..1150b36 100644 --- a/arch/arm/mach-s5pv310/Kconfig +++ b/arch/arm/mach-s5pv310/Kconfig @@ -11,7 +11,6 @@ if ARCH_S5PV310 config CPU_S5PV310 bool - select PLAT_S5P help Enable S5PV310 CPU support @@ -25,21 +24,105 @@ config S5PV310_SETUP_I2C2 help Common setup code for i2c bus 2. +config S5PV310_SETUP_I2C3 + bool + help + Common setup code for i2c bus 3. + +config S5PV310_SETUP_I2C4 + bool + help + Common setup code for i2c bus 4. + +config S5PV310_SETUP_I2C5 + bool + help + Common setup code for i2c bus 5. + +config S5PV310_SETUP_I2C6 + bool + help + Common setup code for i2c bus 6. + +config S5PV310_SETUP_I2C7 + bool + help + Common setup code for i2c bus 7. + +config S5PV310_SETUP_SDHCI + bool + select S5PV310_SETUP_SDHCI_GPIO + help + Internal helper functions for S5PV310 based SDHCI systems. + +config S5PV310_SETUP_SDHCI_GPIO + bool + help + Common setup code for SDHCI gpio. + # machine support -config MACH_SMDKV310 - bool "SMDKV310" +menu "S5PC210 Machines" + +config MACH_SMDKC210 + bool "SMDKC210" select CPU_S5PV310 - select ARCH_SPARSEMEM_ENABLE + select S3C_DEV_RTC + select S3C_DEV_WDT + select S3C_DEV_HSMMC + select S3C_DEV_HSMMC1 + select S3C_DEV_HSMMC2 + select S3C_DEV_HSMMC3 + select S5PV310_SETUP_SDHCI help - Machine support for Samsung SMDKV310 + Machine support for Samsung SMDKC210 + S5PC210(MCP) is one of package option of S5PV310 config MACH_UNIVERSAL_C210 bool "Mobile UNIVERSAL_C210 Board" select CPU_S5PV310 - select ARCH_SPARSEMEM_ENABLE + select S5P_DEV_ONENAND + select S3C_DEV_I2C1 + select S5PV310_SETUP_I2C1 help Machine support for Samsung Mobile Universal S5PC210 Reference Board. S5PC210(MCP) is one of package option of S5PV310 +endmenu + +menu "S5PV310 Machines" + +config MACH_SMDKV310 + bool "SMDKV310" + select CPU_S5PV310 + select S3C_DEV_RTC + select S3C_DEV_WDT + select S3C_DEV_HSMMC + select S3C_DEV_HSMMC1 + select S3C_DEV_HSMMC2 + select S3C_DEV_HSMMC3 + select S5PV310_SETUP_SDHCI + help + Machine support for Samsung SMDKV310 + +endmenu + +comment "Configuration for HSMMC bus width" + +menu "Use 8-bit bus width" + +config S5PV310_SDHCI_CH0_8BIT + bool "Channel 0 with 8-bit bus" + help + Support HSMMC Channel 0 8-bit bus. + If selected, Channel 1 is disabled. + +config S5PV310_SDHCI_CH2_8BIT + bool "Channel 2 with 8-bit bus" + help + Support HSMMC Channel 2 8-bit bus. + If selected, Channel 3 is disabled. + +endmenu + endif diff --git a/arch/arm/mach-s5pv310/Makefile b/arch/arm/mach-s5pv310/Makefile index d5b51c7..84afc64 100644 --- a/arch/arm/mach-s5pv310/Makefile +++ b/arch/arm/mach-s5pv310/Makefile @@ -13,7 +13,7 @@ obj- := # Core support for S5PV310 system obj-$(CONFIG_CPU_S5PV310) += cpu.o init.o clock.o irq-combiner.o -obj-$(CONFIG_CPU_S5PV310) += setup-i2c0.o time.o +obj-$(CONFIG_CPU_S5PV310) += setup-i2c0.o time.o gpiolib.o irq-eint.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o @@ -21,6 +21,7 @@ obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o # machine support +obj-$(CONFIG_MACH_SMDKC210) += mach-smdkc210.o obj-$(CONFIG_MACH_SMDKV310) += mach-smdkv310.o obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o @@ -28,3 +29,10 @@ obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o obj-$(CONFIG_S5PV310_SETUP_I2C1) += setup-i2c1.o obj-$(CONFIG_S5PV310_SETUP_I2C2) += setup-i2c2.o +obj-$(CONFIG_S5PV310_SETUP_I2C3) += setup-i2c3.o +obj-$(CONFIG_S5PV310_SETUP_I2C4) += setup-i2c4.o +obj-$(CONFIG_S5PV310_SETUP_I2C5) += setup-i2c5.o +obj-$(CONFIG_S5PV310_SETUP_I2C6) += setup-i2c6.o +obj-$(CONFIG_S5PV310_SETUP_I2C7) += setup-i2c7.o +obj-$(CONFIG_S5PV310_SETUP_SDHCI) += setup-sdhci.o +obj-$(CONFIG_S5PV310_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o diff --git a/arch/arm/mach-s5pv310/clock.c b/arch/arm/mach-s5pv310/clock.c index 26a0f03..58c9d33 100644 --- a/arch/arm/mach-s5pv310/clock.c +++ b/arch/arm/mach-s5pv310/clock.c @@ -30,16 +30,92 @@ static struct clk clk_sclk_hdmi27m = { .rate = 27000000, }; +static struct clk clk_sclk_hdmiphy = { + .name = "sclk_hdmiphy", + .id = -1, +}; + +static struct clk clk_sclk_usbphy0 = { + .name = "sclk_usbphy0", + .id = -1, + .rate = 27000000, +}; + +static struct clk clk_sclk_usbphy1 = { + .name = "sclk_usbphy1", + .id = -1, +}; + +static int s5pv310_clksrc_mask_top_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKSRC_MASK_TOP, clk, enable); +} + +static int s5pv310_clksrc_mask_cam_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKSRC_MASK_CAM, clk, enable); +} + +static int s5pv310_clksrc_mask_lcd0_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKSRC_MASK_LCD0, clk, enable); +} + +static int s5pv310_clksrc_mask_lcd1_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKSRC_MASK_LCD1, clk, enable); +} + +static int s5pv310_clksrc_mask_fsys_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKSRC_MASK_FSYS, clk, enable); +} + static int s5pv310_clksrc_mask_peril0_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL0, clk, enable); } +static int s5pv310_clksrc_mask_peril1_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL1, clk, enable); +} + +static int s5pv310_clk_ip_cam_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKGATE_IP_CAM, clk, enable); +} + +static int s5pv310_clk_ip_image_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKGATE_IP_IMAGE, clk, enable); +} + +static int s5pv310_clk_ip_lcd0_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKGATE_IP_LCD0, clk, enable); +} + +static int s5pv310_clk_ip_lcd1_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKGATE_IP_LCD1, clk, enable); +} + +static int s5pv310_clk_ip_fsys_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKGATE_IP_FSYS, clk, enable); +} + static int s5pv310_clk_ip_peril_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable); } +static int s5pv310_clk_ip_perir_ctrl(struct clk *clk, int enable) +{ + return s5p_gatectrl(S5P_CLKGATE_IP_PERIR, clk, enable); +} + /* Core list of CMU_CPU side */ static struct clksrc_clk clk_mout_apll = { @@ -79,7 +155,7 @@ static struct clksrc_clk clk_mout_mpll = { }; static struct clk *clkset_moutcore_list[] = { - [0] = &clk_sclk_apll.clk, + [0] = &clk_mout_apll.clk, [1] = &clk_mout_mpll.clk, }; @@ -150,24 +226,6 @@ static struct clksrc_clk clk_periphclk = { .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 12, .size = 3 }, }; -static struct clksrc_clk clk_atclk = { - .clk = { - .name = "atclk", - .id = -1, - .parent = &clk_moutcore.clk, - }, - .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 16, .size = 3 }, -}; - -static struct clksrc_clk clk_pclk_dbg = { - .clk = { - .name = "pclk_dbg", - .id = -1, - .parent = &clk_atclk.clk, - }, - .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 20, .size = 3 }, -}; - /* Core list of CMU_CORE side */ static struct clk *clkset_corebus_list[] = { @@ -241,7 +299,7 @@ static struct clk *clkset_aclk_top_list[] = { [1] = &clk_sclk_apll.clk, }; -static struct clksrc_sources clkset_aclk_200 = { +static struct clksrc_sources clkset_aclk = { .sources = clkset_aclk_top_list, .nr_sources = ARRAY_SIZE(clkset_aclk_top_list), }; @@ -251,52 +309,37 @@ static struct clksrc_clk clk_aclk_200 = { .name = "aclk_200", .id = -1, }, - .sources = &clkset_aclk_200, + .sources = &clkset_aclk, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 12, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 0, .size = 3 }, }; -static struct clksrc_sources clkset_aclk_100 = { - .sources = clkset_aclk_top_list, - .nr_sources = ARRAY_SIZE(clkset_aclk_top_list), -}; - static struct clksrc_clk clk_aclk_100 = { .clk = { .name = "aclk_100", .id = -1, }, - .sources = &clkset_aclk_100, + .sources = &clkset_aclk, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 16, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 4, .size = 4 }, }; -static struct clksrc_sources clkset_aclk_160 = { - .sources = clkset_aclk_top_list, - .nr_sources = ARRAY_SIZE(clkset_aclk_top_list), -}; - static struct clksrc_clk clk_aclk_160 = { .clk = { .name = "aclk_160", .id = -1, }, - .sources = &clkset_aclk_160, + .sources = &clkset_aclk, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 20, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 8, .size = 3 }, }; -static struct clksrc_sources clkset_aclk_133 = { - .sources = clkset_aclk_top_list, - .nr_sources = ARRAY_SIZE(clkset_aclk_top_list), -}; - static struct clksrc_clk clk_aclk_133 = { .clk = { .name = "aclk_133", .id = -1, }, - .sources = &clkset_aclk_133, + .sources = &clkset_aclk, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 24, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 12, .size = 3 }, }; @@ -315,6 +358,8 @@ static struct clksrc_clk clk_vpllsrc = { .clk = { .name = "vpll_src", .id = -1, + .enable = s5pv310_clksrc_mask_top_ctrl, + .ctrlbit = (1 << 0), }, .sources = &clkset_vpllsrc, .reg_src = { .reg = S5P_CLKSRC_TOP1, .shift = 0, .size = 1 }, @@ -346,7 +391,175 @@ static struct clk init_clocks_disable[] = { .parent = &clk_aclk_100.clk, .enable = s5pv310_clk_ip_peril_ctrl, .ctrlbit = (1<<24), - } + }, { + .name = "csis", + .id = 0, + .enable = s5pv310_clk_ip_cam_ctrl, + .ctrlbit = (1 << 4), + }, { + .name = "csis", + .id = 1, + .enable = s5pv310_clk_ip_cam_ctrl, + .ctrlbit = (1 << 5), + }, { + .name = "fimc", + .id = 0, + .enable = s5pv310_clk_ip_cam_ctrl, + .ctrlbit = (1 << 0), + }, { + .name = "fimc", + .id = 1, + .enable = s5pv310_clk_ip_cam_ctrl, + .ctrlbit = (1 << 1), + }, { + .name = "fimc", + .id = 2, + .enable = s5pv310_clk_ip_cam_ctrl, + .ctrlbit = (1 << 2), + }, { + .name = "fimc", + .id = 3, + .enable = s5pv310_clk_ip_cam_ctrl, + .ctrlbit = (1 << 3), + }, { + .name = "fimd", + .id = 0, + .enable = s5pv310_clk_ip_lcd0_ctrl, + .ctrlbit = (1 << 0), + }, { + .name = "fimd", + .id = 1, + .enable = s5pv310_clk_ip_lcd1_ctrl, + .ctrlbit = (1 << 0), + }, { + .name = "hsmmc", + .id = 0, + .parent = &clk_aclk_133.clk, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 5), + }, { + .name = "hsmmc", + .id = 1, + .parent = &clk_aclk_133.clk, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 6), + }, { + .name = "hsmmc", + .id = 2, + .parent = &clk_aclk_133.clk, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 7), + }, { + .name = "hsmmc", + .id = 3, + .parent = &clk_aclk_133.clk, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 8), + }, { + .name = "hsmmc", + .id = 4, + .parent = &clk_aclk_133.clk, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 9), + }, { + .name = "sata", + .id = -1, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 10), + }, { + .name = "adc", + .id = -1, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 15), + }, { + .name = "rtc", + .id = -1, + .enable = s5pv310_clk_ip_perir_ctrl, + .ctrlbit = (1 << 15), + }, { + .name = "watchdog", + .id = -1, + .enable = s5pv310_clk_ip_perir_ctrl, + .ctrlbit = (1 << 14), + }, { + .name = "usbhost", + .id = -1, + .enable = s5pv310_clk_ip_fsys_ctrl , + .ctrlbit = (1 << 12), + }, { + .name = "otg", + .id = -1, + .enable = s5pv310_clk_ip_fsys_ctrl, + .ctrlbit = (1 << 13), + }, { + .name = "spi", + .id = 0, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 16), + }, { + .name = "spi", + .id = 1, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 17), + }, { + .name = "spi", + .id = 2, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 18), + }, { + .name = "fimg2d", + .id = -1, + .enable = s5pv310_clk_ip_image_ctrl, + .ctrlbit = (1 << 0), + }, { + .name = "i2c", + .id = 0, + .parent = &clk_aclk_100.clk, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 6), + }, { + .name = "i2c", + .id = 1, + .parent = &clk_aclk_100.clk, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 7), + }, { + .name = "i2c", + .id = 2, + .parent = &clk_aclk_100.clk, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 8), + }, { + .name = "i2c", + .id = 3, + .parent = &clk_aclk_100.clk, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 9), + }, { + .name = "i2c", + .id = 4, + .parent = &clk_aclk_100.clk, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 10), + }, { + .name = "i2c", + .id = 5, + .parent = &clk_aclk_100.clk, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 11), + }, { + .name = "i2c", + .id = 6, + .parent = &clk_aclk_100.clk, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 12), + }, { + .name = "i2c", + .id = 7, + .parent = &clk_aclk_100.clk, + .enable = s5pv310_clk_ip_peril_ctrl, + .ctrlbit = (1 << 13), + }, }; static struct clk init_clocks[] = { @@ -387,6 +600,9 @@ static struct clk *clkset_group_list[] = { [0] = &clk_ext_xtal_mux, [1] = &clk_xusbxti, [2] = &clk_sclk_hdmi27m, + [3] = &clk_sclk_usbphy0, + [4] = &clk_sclk_usbphy1, + [5] = &clk_sclk_hdmiphy, [6] = &clk_mout_mpll.clk, [7] = &clk_mout_epll.clk, [8] = &clk_sclk_vpll.clk, @@ -397,6 +613,104 @@ static struct clksrc_sources clkset_group = { .nr_sources = ARRAY_SIZE(clkset_group_list), }; +static struct clk *clkset_mout_g2d0_list[] = { + [0] = &clk_mout_mpll.clk, + [1] = &clk_sclk_apll.clk, +}; + +static struct clksrc_sources clkset_mout_g2d0 = { + .sources = clkset_mout_g2d0_list, + .nr_sources = ARRAY_SIZE(clkset_mout_g2d0_list), +}; + +static struct clksrc_clk clk_mout_g2d0 = { + .clk = { + .name = "mout_g2d0", + .id = -1, + }, + .sources = &clkset_mout_g2d0, + .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 0, .size = 1 }, +}; + +static struct clk *clkset_mout_g2d1_list[] = { + [0] = &clk_mout_epll.clk, + [1] = &clk_sclk_vpll.clk, +}; + +static struct clksrc_sources clkset_mout_g2d1 = { + .sources = clkset_mout_g2d1_list, + .nr_sources = ARRAY_SIZE(clkset_mout_g2d1_list), +}; + +static struct clksrc_clk clk_mout_g2d1 = { + .clk = { + .name = "mout_g2d1", + .id = -1, + }, + .sources = &clkset_mout_g2d1, + .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 4, .size = 1 }, +}; + +static struct clk *clkset_mout_g2d_list[] = { + [0] = &clk_mout_g2d0.clk, + [1] = &clk_mout_g2d1.clk, +}; + +static struct clksrc_sources clkset_mout_g2d = { + .sources = clkset_mout_g2d_list, + .nr_sources = ARRAY_SIZE(clkset_mout_g2d_list), +}; + +static struct clksrc_clk clk_dout_mmc0 = { + .clk = { + .name = "dout_mmc0", + .id = -1, + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 0, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 0, .size = 4 }, +}; + +static struct clksrc_clk clk_dout_mmc1 = { + .clk = { + .name = "dout_mmc1", + .id = -1, + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 4, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 16, .size = 4 }, +}; + +static struct clksrc_clk clk_dout_mmc2 = { + .clk = { + .name = "dout_mmc2", + .id = -1, + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 8, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 0, .size = 4 }, +}; + +static struct clksrc_clk clk_dout_mmc3 = { + .clk = { + .name = "dout_mmc3", + .id = -1, + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 12, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 16, .size = 4 }, +}; + +static struct clksrc_clk clk_dout_mmc4 = { + .clk = { + .name = "dout_mmc4", + .id = -1, + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 16, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 0, .size = 4 }, +}; + static struct clksrc_clk clksrcs[] = { { .clk = { @@ -448,7 +762,200 @@ static struct clksrc_clk clksrcs[] = { .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 24, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL3, .shift = 0, .size = 4 }, - }, + }, { + .clk = { + .name = "sclk_csis", + .id = 0, + .enable = s5pv310_clksrc_mask_cam_ctrl, + .ctrlbit = (1 << 24), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 24, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 24, .size = 4 }, + }, { + .clk = { + .name = "sclk_csis", + .id = 1, + .enable = s5pv310_clksrc_mask_cam_ctrl, + .ctrlbit = (1 << 28), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 28, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 28, .size = 4 }, + }, { + .clk = { + .name = "sclk_cam", + .id = 0, + .enable = s5pv310_clksrc_mask_cam_ctrl, + .ctrlbit = (1 << 16), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 16, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 16, .size = 4 }, + }, { + .clk = { + .name = "sclk_cam", + .id = 1, + .enable = s5pv310_clksrc_mask_cam_ctrl, + .ctrlbit = (1 << 20), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 20, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 20, .size = 4 }, + }, { + .clk = { + .name = "sclk_fimc", + .id = 0, + .enable = s5pv310_clksrc_mask_cam_ctrl, + .ctrlbit = (1 << 0), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 0, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 0, .size = 4 }, + }, { + .clk = { + .name = "sclk_fimc", + .id = 1, + .enable = s5pv310_clksrc_mask_cam_ctrl, + .ctrlbit = (1 << 4), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 4, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 4, .size = 4 }, + }, { + .clk = { + .name = "sclk_fimc", + .id = 2, + .enable = s5pv310_clksrc_mask_cam_ctrl, + .ctrlbit = (1 << 8), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 8, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 8, .size = 4 }, + }, { + .clk = { + .name = "sclk_fimc", + .id = 3, + .enable = s5pv310_clksrc_mask_cam_ctrl, + .ctrlbit = (1 << 12), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 12, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 12, .size = 4 }, + }, { + .clk = { + .name = "sclk_fimd", + .id = 0, + .enable = s5pv310_clksrc_mask_lcd0_ctrl, + .ctrlbit = (1 << 0), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_LCD0, .shift = 0, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_LCD0, .shift = 0, .size = 4 }, + }, { + .clk = { + .name = "sclk_fimd", + .id = 1, + .enable = s5pv310_clksrc_mask_lcd1_ctrl, + .ctrlbit = (1 << 0), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_LCD1, .shift = 0, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_LCD1, .shift = 0, .size = 4 }, + }, { + .clk = { + .name = "sclk_sata", + .id = -1, + .enable = s5pv310_clksrc_mask_fsys_ctrl, + .ctrlbit = (1 << 24), + }, + .sources = &clkset_mout_corebus, + .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 24, .size = 1 }, + .reg_div = { .reg = S5P_CLKDIV_FSYS0, .shift = 20, .size = 4 }, + }, { + .clk = { + .name = "sclk_spi", + .id = 0, + .enable = s5pv310_clksrc_mask_peril1_ctrl, + .ctrlbit = (1 << 16), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 16, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 0, .size = 4 }, + }, { + .clk = { + .name = "sclk_spi", + .id = 1, + .enable = s5pv310_clksrc_mask_peril1_ctrl, + .ctrlbit = (1 << 20), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 20, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 16, .size = 4 }, + }, { + .clk = { + .name = "sclk_spi", + .id = 2, + .enable = s5pv310_clksrc_mask_peril1_ctrl, + .ctrlbit = (1 << 24), + }, + .sources = &clkset_group, + .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 24, .size = 4 }, + .reg_div = { .reg = S5P_CLKDIV_PERIL2, .shift = 0, .size = 4 }, + }, { + .clk = { + .name = "sclk_fimg2d", + .id = -1, + }, + .sources = &clkset_mout_g2d, + .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 8, .size = 1 }, + .reg_div = { .reg = S5P_CLKDIV_IMAGE, .shift = 0, .size = 4 }, + }, { + .clk = { + .name = "sclk_mmc", + .id = 0, + .parent = &clk_dout_mmc0.clk, + .enable = s5pv310_clksrc_mask_fsys_ctrl, + .ctrlbit = (1 << 0), + }, + .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 8, .size = 8 }, + }, { + .clk = { + .name = "sclk_mmc", + .id = 1, + .parent = &clk_dout_mmc1.clk, + .enable = s5pv310_clksrc_mask_fsys_ctrl, + .ctrlbit = (1 << 4), + }, + .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 24, .size = 8 }, + }, { + .clk = { + .name = "sclk_mmc", + .id = 2, + .parent = &clk_dout_mmc2.clk, + .enable = s5pv310_clksrc_mask_fsys_ctrl, + .ctrlbit = (1 << 8), + }, + .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 8, .size = 8 }, + }, { + .clk = { + .name = "sclk_mmc", + .id = 3, + .parent = &clk_dout_mmc3.clk, + .enable = s5pv310_clksrc_mask_fsys_ctrl, + .ctrlbit = (1 << 12), + }, + .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 24, .size = 8 }, + }, { + .clk = { + .name = "sclk_mmc", + .id = 4, + .parent = &clk_dout_mmc4.clk, + .enable = s5pv310_clksrc_mask_fsys_ctrl, + .ctrlbit = (1 << 16), + }, + .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 8, .size = 8 }, + } }; /* Clock initialization code */ @@ -464,8 +971,6 @@ static struct clksrc_clk *sysclks[] = { &clk_aclk_cores, &clk_aclk_corem1, &clk_periphclk, - &clk_atclk, - &clk_pclk_dbg, &clk_mout_corebus, &clk_sclk_dmc, &clk_aclk_cored, @@ -478,6 +983,11 @@ static struct clksrc_clk *sysclks[] = { &clk_aclk_100, &clk_aclk_160, &clk_aclk_133, + &clk_dout_mmc0, + &clk_dout_mmc1, + &clk_dout_mmc2, + &clk_dout_mmc3, + &clk_dout_mmc4, }; void __init_or_cpufreq s5pv310_setup_clocks(void) @@ -490,15 +1000,11 @@ void __init_or_cpufreq s5pv310_setup_clocks(void) unsigned long vpllsrc; unsigned long xtal; unsigned long armclk; - unsigned long aclk_corem0; - unsigned long aclk_cores; - unsigned long aclk_corem1; - unsigned long periphclk; unsigned long sclk_dmc; - unsigned long aclk_cored; - unsigned long aclk_corep; - unsigned long aclk_acp; - unsigned long pclk_acp; + unsigned long aclk_200; + unsigned long aclk_100; + unsigned long aclk_160; + unsigned long aclk_133; unsigned int ptr; printk(KERN_DEBUG "%s: registering clocks\n", __func__); @@ -529,26 +1035,21 @@ void __init_or_cpufreq s5pv310_setup_clocks(void) apll, mpll, epll, vpll); armclk = clk_get_rate(&clk_armclk.clk); - aclk_corem0 = clk_get_rate(&clk_aclk_corem0.clk); - aclk_cores = clk_get_rate(&clk_aclk_cores.clk); - aclk_corem1 = clk_get_rate(&clk_aclk_corem1.clk); - periphclk = clk_get_rate(&clk_periphclk.clk); sclk_dmc = clk_get_rate(&clk_sclk_dmc.clk); - aclk_cored = clk_get_rate(&clk_aclk_cored.clk); - aclk_corep = clk_get_rate(&clk_aclk_corep.clk); - aclk_acp = clk_get_rate(&clk_aclk_acp.clk); - pclk_acp = clk_get_rate(&clk_pclk_acp.clk); - - printk(KERN_INFO "S5PV310: ARMCLK=%ld, COREM0=%ld, CORES=%ld\n" - "COREM1=%ld, PERI=%ld, DMC=%ld, CORED=%ld\n" - "COREP=%ld, ACLK_ACP=%ld, PCLK_ACP=%ld", - armclk, aclk_corem0, aclk_cores, aclk_corem1, - periphclk, sclk_dmc, aclk_cored, aclk_corep, - aclk_acp, pclk_acp); + + aclk_200 = clk_get_rate(&clk_aclk_200.clk); + aclk_100 = clk_get_rate(&clk_aclk_100.clk); + aclk_160 = clk_get_rate(&clk_aclk_160.clk); + aclk_133 = clk_get_rate(&clk_aclk_133.clk); + + printk(KERN_INFO "S5PV310: ARMCLK=%ld, DMC=%ld, ACLK200=%ld\n" + "ACLK100=%ld, ACLK160=%ld, ACLK133=%ld\n", + armclk, sclk_dmc, aclk_200, + aclk_100, aclk_160, aclk_133); clk_f.rate = armclk; clk_h.rate = sclk_dmc; - clk_p.rate = periphclk; + clk_p.rate = aclk_100; for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++) s3c_set_clksrc(&clksrcs[ptr], true); diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-s5pv310/cpu.c index 4add3985..82ce4aa 100644 --- a/arch/arm/mach-s5pv310/cpu.c +++ b/arch/arm/mach-s5pv310/cpu.c @@ -15,10 +15,12 @@ #include <asm/mach/irq.h> #include <asm/proc-fns.h> +#include <asm/hardware/cache-l2x0.h> #include <plat/cpu.h> #include <plat/clock.h> #include <plat/s5pv310.h> +#include <plat/sdhci.h> #include <mach/regs-irq.h> @@ -56,15 +58,30 @@ static struct map_desc s5pv310_iodesc[] __initdata = { .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = (unsigned long)S5P_VA_GPIO, + .virtual = (unsigned long)S5P_VA_GPIO1, .pfn = __phys_to_pfn(S5PV310_PA_GPIO1), .length = SZ_4K, .type = MT_DEVICE, }, { + .virtual = (unsigned long)S5P_VA_GPIO2, + .pfn = __phys_to_pfn(S5PV310_PA_GPIO2), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_GPIO3, + .pfn = __phys_to_pfn(S5PV310_PA_GPIO3), + .length = SZ_256, + .type = MT_DEVICE, + }, { .virtual = (unsigned long)S3C_VA_UART, .pfn = __phys_to_pfn(S3C_PA_UART), .length = SZ_512K, .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_SROMC, + .pfn = __phys_to_pfn(S5PV310_PA_SROMC), + .length = SZ_4K, + .type = MT_DEVICE, }, }; @@ -83,6 +100,12 @@ static void s5pv310_idle(void) void __init s5pv310_map_io(void) { iotable_init(s5pv310_iodesc, ARRAY_SIZE(s5pv310_iodesc)); + + /* initialize device information early */ + s5pv310_default_sdhci0(); + s5pv310_default_sdhci1(); + s5pv310_default_sdhci2(); + s5pv310_default_sdhci3(); } void __init s5pv310_init_clocks(int xtal) @@ -131,6 +154,28 @@ static int __init s5pv310_core_init(void) core_initcall(s5pv310_core_init); +#ifdef CONFIG_CACHE_L2X0 +static int __init s5pv310_l2x0_cache_init(void) +{ + /* TAG, Data Latency Control: 2cycle */ + __raw_writel(0x110, S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL); + __raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL); + + /* L2X0 Prefetch Control */ + __raw_writel(0x30000007, S5P_VA_L2CC + L2X0_PREFETCH_CTRL); + + /* L2X0 Power Control */ + __raw_writel(L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN, + S5P_VA_L2CC + L2X0_POWER_CTRL); + + l2x0_init(S5P_VA_L2CC, 0x7C070001, 0xC200ffff); + + return 0; +} + +early_initcall(s5pv310_l2x0_cache_init); +#endif + int __init s5pv310_init(void) { printk(KERN_INFO "S5PV310: Initializing architecture\n"); diff --git a/arch/arm/mach-s5pv310/gpiolib.c b/arch/arm/mach-s5pv310/gpiolib.c new file mode 100644 index 0000000..55217b8 --- /dev/null +++ b/arch/arm/mach-s5pv310/gpiolib.c @@ -0,0 +1,304 @@ +/* linux/arch/arm/mach-s5pv310/gpiolib.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - GPIOlib support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <linux/gpio.h> + +#include <mach/map.h> + +#include <plat/gpio-core.h> +#include <plat/gpio-cfg.h> +#include <plat/gpio-cfg-helpers.h> + +static struct s3c_gpio_cfg gpio_cfg = { + .set_config = s3c_gpio_setcfg_s3c64xx_4bit, + .set_pull = s3c_gpio_setpull_updown, + .get_pull = s3c_gpio_getpull_updown, +}; + +static struct s3c_gpio_cfg gpio_cfg_noint = { + .set_config = s3c_gpio_setcfg_s3c64xx_4bit, + .set_pull = s3c_gpio_setpull_updown, + .get_pull = s3c_gpio_getpull_updown, +}; + +/* + * Following are the gpio banks in v310. + * + * The 'config' member when left to NULL, is initialized to the default + * structure gpio_cfg in the init function below. + * + * The 'base' member is also initialized in the init function below. + * Note: The initialization of 'base' member of s3c_gpio_chip structure + * uses the above macro and depends on the banks being listed in order here. + */ +static struct s3c_gpio_chip s5pv310_gpio_part1_4bit[] = { + { + .chip = { + .base = S5PV310_GPA0(0), + .ngpio = S5PV310_GPIO_A0_NR, + .label = "GPA0", + }, + }, { + .chip = { + .base = S5PV310_GPA1(0), + .ngpio = S5PV310_GPIO_A1_NR, + .label = "GPA1", + }, + }, { + .chip = { + .base = S5PV310_GPB(0), + .ngpio = S5PV310_GPIO_B_NR, + .label = "GPB", + }, + }, { + .chip = { + .base = S5PV310_GPC0(0), + .ngpio = S5PV310_GPIO_C0_NR, + .label = "GPC0", + }, + }, { + .chip = { + .base = S5PV310_GPC1(0), + .ngpio = S5PV310_GPIO_C1_NR, + .label = "GPC1", + }, + }, { + .chip = { + .base = S5PV310_GPD0(0), + .ngpio = S5PV310_GPIO_D0_NR, + .label = "GPD0", + }, + }, { + .chip = { + .base = S5PV310_GPD1(0), + .ngpio = S5PV310_GPIO_D1_NR, + .label = "GPD1", + }, + }, { + .chip = { + .base = S5PV310_GPE0(0), + .ngpio = S5PV310_GPIO_E0_NR, + .label = "GPE0", + }, + }, { + .chip = { + .base = S5PV310_GPE1(0), + .ngpio = S5PV310_GPIO_E1_NR, + .label = "GPE1", + }, + }, { + .chip = { + .base = S5PV310_GPE2(0), + .ngpio = S5PV310_GPIO_E2_NR, + .label = "GPE2", + }, + }, { + .chip = { + .base = S5PV310_GPE3(0), + .ngpio = S5PV310_GPIO_E3_NR, + .label = "GPE3", + }, + }, { + .chip = { + .base = S5PV310_GPE4(0), + .ngpio = S5PV310_GPIO_E4_NR, + .label = "GPE4", + }, + }, { + .chip = { + .base = S5PV310_GPF0(0), + .ngpio = S5PV310_GPIO_F0_NR, + .label = "GPF0", + }, + }, { + .chip = { + .base = S5PV310_GPF1(0), + .ngpio = S5PV310_GPIO_F1_NR, + .label = "GPF1", + }, + }, { + .chip = { + .base = S5PV310_GPF2(0), + .ngpio = S5PV310_GPIO_F2_NR, + .label = "GPF2", + }, + }, { + .chip = { + .base = S5PV310_GPF3(0), + .ngpio = S5PV310_GPIO_F3_NR, + .label = "GPF3", + }, + }, +}; + +static struct s3c_gpio_chip s5pv310_gpio_part2_4bit[] = { + { + .chip = { + .base = S5PV310_GPJ0(0), + .ngpio = S5PV310_GPIO_J0_NR, + .label = "GPJ0", + }, + }, { + .chip = { + .base = S5PV310_GPJ1(0), + .ngpio = S5PV310_GPIO_J1_NR, + .label = "GPJ1", + }, + }, { + .chip = { + .base = S5PV310_GPK0(0), + .ngpio = S5PV310_GPIO_K0_NR, + .label = "GPK0", + }, + }, { + .chip = { + .base = S5PV310_GPK1(0), + .ngpio = S5PV310_GPIO_K1_NR, + .label = "GPK1", + }, + }, { + .chip = { + .base = S5PV310_GPK2(0), + .ngpio = S5PV310_GPIO_K2_NR, + .label = "GPK2", + }, + }, { + .chip = { + .base = S5PV310_GPK3(0), + .ngpio = S5PV310_GPIO_K3_NR, + .label = "GPK3", + }, + }, { + .chip = { + .base = S5PV310_GPL0(0), + .ngpio = S5PV310_GPIO_L0_NR, + .label = "GPL0", + }, + }, { + .chip = { + .base = S5PV310_GPL1(0), + .ngpio = S5PV310_GPIO_L1_NR, + .label = "GPL1", + }, + }, { + .chip = { + .base = S5PV310_GPL2(0), + .ngpio = S5PV310_GPIO_L2_NR, + .label = "GPL2", + }, + }, { + .base = (S5P_VA_GPIO2 + 0xC00), + .config = &gpio_cfg_noint, + .irq_base = IRQ_EINT(0), + .chip = { + .base = S5PV310_GPX0(0), + .ngpio = S5PV310_GPIO_X0_NR, + .label = "GPX0", + .to_irq = samsung_gpiolib_to_irq, + }, + }, { + .base = (S5P_VA_GPIO2 + 0xC20), + .config = &gpio_cfg_noint, + .irq_base = IRQ_EINT(8), + .chip = { + .base = S5PV310_GPX1(0), + .ngpio = S5PV310_GPIO_X1_NR, + .label = "GPX1", + .to_irq = samsung_gpiolib_to_irq, + }, + }, { + .base = (S5P_VA_GPIO2 + 0xC40), + .config = &gpio_cfg_noint, + .irq_base = IRQ_EINT(16), + .chip = { + .base = S5PV310_GPX2(0), + .ngpio = S5PV310_GPIO_X2_NR, + .label = "GPX2", + .to_irq = samsung_gpiolib_to_irq, + }, + }, { + .base = (S5P_VA_GPIO2 + 0xC60), + .config = &gpio_cfg_noint, + .irq_base = IRQ_EINT(24), + .chip = { + .base = S5PV310_GPX3(0), + .ngpio = S5PV310_GPIO_X3_NR, + .label = "GPX3", + .to_irq = samsung_gpiolib_to_irq, + }, + }, +}; + +static struct s3c_gpio_chip s5pv310_gpio_part3_4bit[] = { + { + .chip = { + .base = S5PV310_GPZ(0), + .ngpio = S5PV310_GPIO_Z_NR, + .label = "GPZ", + }, + }, +}; + +static __init int s5pv310_gpiolib_init(void) +{ + struct s3c_gpio_chip *chip; + int i; + int nr_chips; + + /* GPIO part 1 */ + + chip = s5pv310_gpio_part1_4bit; + nr_chips = ARRAY_SIZE(s5pv310_gpio_part1_4bit); + + for (i = 0; i < nr_chips; i++, chip++) { + if (chip->config == NULL) + chip->config = &gpio_cfg; + if (chip->base == NULL) + chip->base = S5P_VA_GPIO1 + (i) * 0x20; + } + + samsung_gpiolib_add_4bit_chips(s5pv310_gpio_part1_4bit, nr_chips); + + /* GPIO part 2 */ + + chip = s5pv310_gpio_part2_4bit; + nr_chips = ARRAY_SIZE(s5pv310_gpio_part2_4bit); + + for (i = 0; i < nr_chips; i++, chip++) { + if (chip->config == NULL) + chip->config = &gpio_cfg; + if (chip->base == NULL) + chip->base = S5P_VA_GPIO2 + (i) * 0x20; + } + + samsung_gpiolib_add_4bit_chips(s5pv310_gpio_part2_4bit, nr_chips); + + /* GPIO part 3 */ + + chip = s5pv310_gpio_part3_4bit; + nr_chips = ARRAY_SIZE(s5pv310_gpio_part3_4bit); + + for (i = 0; i < nr_chips; i++, chip++) { + if (chip->config == NULL) + chip->config = &gpio_cfg; + if (chip->base == NULL) + chip->base = S5P_VA_GPIO3 + (i) * 0x20; + } + + samsung_gpiolib_add_4bit_chips(s5pv310_gpio_part3_4bit, nr_chips); + + return 0; +} +core_initcall(s5pv310_gpiolib_init); diff --git a/arch/arm/mach-s5pv310/hotplug.c b/arch/arm/mach-s5pv310/hotplug.c new file mode 100644 index 0000000..03652c3 --- /dev/null +++ b/arch/arm/mach-s5pv310/hotplug.c @@ -0,0 +1,144 @@ +/* linux arch/arm/mach-s5pv310/hotplug.c + * + * Cloned from linux/arch/arm/mach-realview/hotplug.c + * + * Copyright (C) 2002 ARM Ltd. + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/smp.h> +#include <linux/completion.h> + +#include <asm/cacheflush.h> + +extern volatile int pen_release; + +static DECLARE_COMPLETION(cpu_killed); + +static inline void cpu_enter_lowpower(void) +{ + unsigned int v; + + flush_cache_all(); + asm volatile( + " mcr p15, 0, %1, c7, c5, 0\n" + " mcr p15, 0, %1, c7, c10, 4\n" + /* + * Turn off coherency + */ + " mrc p15, 0, %0, c1, c0, 1\n" + " bic %0, %0, #0x20\n" + " mcr p15, 0, %0, c1, c0, 1\n" + " mrc p15, 0, %0, c1, c0, 0\n" + " bic %0, %0, #0x04\n" + " mcr p15, 0, %0, c1, c0, 0\n" + : "=&r" (v) + : "r" (0) + : "cc"); +} + +static inline void cpu_leave_lowpower(void) +{ + unsigned int v; + + asm volatile( + "mrc p15, 0, %0, c1, c0, 0\n" + " orr %0, %0, #0x04\n" + " mcr p15, 0, %0, c1, c0, 0\n" + " mrc p15, 0, %0, c1, c0, 1\n" + " orr %0, %0, #0x20\n" + " mcr p15, 0, %0, c1, c0, 1\n" + : "=&r" (v) + : + : "cc"); +} + +static inline void platform_do_lowpower(unsigned int cpu) +{ + /* + * there is no power-control hardware on this platform, so all + * we can do is put the core into WFI; this is safe as the calling + * code will have already disabled interrupts + */ + for (;;) { + /* + * here's the WFI + */ + asm(".word 0xe320f003\n" + : + : + : "memory", "cc"); + + if (pen_release == cpu) { + /* + * OK, proper wakeup, we're done + */ + break; + } + + /* + * getting here, means that we have come out of WFI without + * having been woken up - this shouldn't happen + * + * The trouble is, letting people know about this is not really + * possible, since we are currently running incoherently, and + * therefore cannot safely call printk() or anything else + */ +#ifdef DEBUG + printk(KERN_WARN "CPU%u: spurious wakeup call\n", cpu); +#endif + } +} + +int platform_cpu_kill(unsigned int cpu) +{ + return wait_for_completion_timeout(&cpu_killed, 5000); +} + +/* + * platform-specific code to shutdown a CPU + * + * Called with IRQs disabled + */ +void platform_cpu_die(unsigned int cpu) +{ +#ifdef DEBUG + unsigned int this_cpu = hard_smp_processor_id(); + + if (cpu != this_cpu) { + printk(KERN_CRIT "Eek! platform_cpu_die running on %u, should be %u\n", + this_cpu, cpu); + BUG(); + } +#endif + + printk(KERN_NOTICE "CPU%u: shutdown\n", cpu); + complete(&cpu_killed); + + /* + * we're ready for shutdown now, so do it + */ + cpu_enter_lowpower(); + platform_do_lowpower(cpu); + + /* + * bring this CPU back into the world of cache + * coherency, and then restore interrupts + */ + cpu_leave_lowpower(); +} + +int platform_cpu_disable(unsigned int cpu) +{ + /* + * we don't allow CPU 0 to be shutdown (it is still too special + * e.g. clock tick interrupts) + */ + return cpu == 0 ? -EPERM : 0; +} diff --git a/arch/arm/mach-s5pv310/include/mach/irqs.h b/arch/arm/mach-s5pv310/include/mach/irqs.h index 471fc3b..99e7dad 100644 --- a/arch/arm/mach-s5pv310/include/mach/irqs.h +++ b/arch/arm/mach-s5pv310/include/mach/irqs.h @@ -3,7 +3,7 @@ * Copyright (c) 2010 Samsung Electronics Co., Ltd. * http://www.samsung.com/ * - * S5PV210 - IRQ definitions + * S5PV310 - IRQ definitions * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -60,6 +60,9 @@ #define IRQ_TIMER3_VIC COMBINER_IRQ(22, 3) #define IRQ_TIMER4_VIC COMBINER_IRQ(22, 4) +#define IRQ_RTC_ALARM COMBINER_IRQ(23, 0) +#define IRQ_RTC_TIC COMBINER_IRQ(23, 1) + #define IRQ_UART0 COMBINER_IRQ(26, 0) #define IRQ_UART1 COMBINER_IRQ(26, 1) #define IRQ_UART2 COMBINER_IRQ(26, 2) @@ -67,13 +70,46 @@ #define IRQ_UART4 COMBINER_IRQ(26, 4) #define IRQ_IIC COMBINER_IRQ(27, 0) +#define IRQ_IIC1 COMBINER_IRQ(27, 1) +#define IRQ_IIC2 COMBINER_IRQ(27, 2) +#define IRQ_IIC3 COMBINER_IRQ(27, 3) +#define IRQ_IIC4 COMBINER_IRQ(27, 4) +#define IRQ_IIC5 COMBINER_IRQ(27, 5) +#define IRQ_IIC6 COMBINER_IRQ(27, 6) +#define IRQ_IIC7 COMBINER_IRQ(27, 7) + +#define IRQ_HSMMC0 COMBINER_IRQ(29, 0) +#define IRQ_HSMMC1 COMBINER_IRQ(29, 1) +#define IRQ_HSMMC2 COMBINER_IRQ(29, 2) +#define IRQ_HSMMC3 COMBINER_IRQ(29, 3) #define IRQ_ONENAND_AUDI COMBINER_IRQ(34, 0) -/* Set the default NR_IRQS */ +#define IRQ_EINT4 COMBINER_IRQ(37, 0) +#define IRQ_EINT5 COMBINER_IRQ(37, 1) +#define IRQ_EINT6 COMBINER_IRQ(37, 2) +#define IRQ_EINT7 COMBINER_IRQ(37, 3) +#define IRQ_EINT8 COMBINER_IRQ(38, 0) + +#define IRQ_EINT9 COMBINER_IRQ(38, 1) +#define IRQ_EINT10 COMBINER_IRQ(38, 2) +#define IRQ_EINT11 COMBINER_IRQ(38, 3) +#define IRQ_EINT12 COMBINER_IRQ(38, 4) +#define IRQ_EINT13 COMBINER_IRQ(38, 5) +#define IRQ_EINT14 COMBINER_IRQ(38, 6) +#define IRQ_EINT15 COMBINER_IRQ(38, 7) + +#define IRQ_EINT16_31 COMBINER_IRQ(39, 0) -#define NR_IRQS COMBINER_IRQ(MAX_COMBINER_NR, 0) +#define MAX_COMBINER_NR 40 + +#define S5P_IRQ_EINT_BASE COMBINER_IRQ(MAX_COMBINER_NR, 0) + +#define S5P_EINT_BASE1 (S5P_IRQ_EINT_BASE + 0) +#define S5P_EINT_BASE2 (S5P_IRQ_EINT_BASE + 16) + +/* Set the default NR_IRQS */ -#define MAX_COMBINER_NR 39 +#define NR_IRQS (S5P_IRQ_EINT_BASE + 32) #endif /* __ASM_ARCH_IRQS_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/map.h b/arch/arm/mach-s5pv310/include/mach/map.h index aff6d23..7acf4e7 100644 --- a/arch/arm/mach-s5pv310/include/mach/map.h +++ b/arch/arm/mach-s5pv310/include/mach/map.h @@ -25,6 +25,8 @@ #define S5PV310_PA_SYSRAM (0x02025000) +#define S5PV310_PA_SROM_BANK(x) (0x04000000 + ((x) * 0x01000000)) + #define S5PC210_PA_ONENAND (0x0C000000) #define S5P_PA_ONENAND S5PC210_PA_ONENAND @@ -34,12 +36,13 @@ #define S5PV310_PA_CHIPID (0x10000000) #define S5P_PA_CHIPID S5PV310_PA_CHIPID -#define S5PV310_PA_SYSCON (0x10020000) +#define S5PV310_PA_SYSCON (0x10010000) #define S5P_PA_SYSCON S5PV310_PA_SYSCON #define S5PV310_PA_CMU (0x10030000) #define S5PV310_PA_WATCHDOG (0x10060000) +#define S5PV310_PA_RTC (0x10070000) #define S5PV310_PA_COMBINER (0x10448000) @@ -55,6 +58,8 @@ #define S5PV310_PA_HSMMC(x) (0x12510000 + ((x) * 0x10000)) +#define S5PV310_PA_SROMC (0x12570000) + #define S5PV310_PA_UART (0x13800000) #define S5P_PA_UART(x) (S5PV310_PA_UART + ((x) * S3C_UART_OFFSET)) @@ -66,7 +71,7 @@ #define S5P_SZ_UART SZ_256 -#define S5PV310_PA_IIC0 (0x13860000) +#define S5PV310_PA_IIC(x) (0x13860000 + ((x) * 0x10000)) #define S5PV310_PA_TIMER (0x139D0000) #define S5P_PA_TIMER S5PV310_PA_TIMER @@ -80,7 +85,15 @@ #define S3C_PA_HSMMC1 S5PV310_PA_HSMMC(1) #define S3C_PA_HSMMC2 S5PV310_PA_HSMMC(2) #define S3C_PA_HSMMC3 S5PV310_PA_HSMMC(3) -#define S3C_PA_IIC S5PV310_PA_IIC0 +#define S3C_PA_IIC S5PV310_PA_IIC(0) +#define S3C_PA_IIC1 S5PV310_PA_IIC(1) +#define S3C_PA_IIC2 S5PV310_PA_IIC(2) +#define S3C_PA_IIC3 S5PV310_PA_IIC(3) +#define S3C_PA_IIC4 S5PV310_PA_IIC(4) +#define S3C_PA_IIC5 S5PV310_PA_IIC(5) +#define S3C_PA_IIC6 S5PV310_PA_IIC(6) +#define S3C_PA_IIC7 S5PV310_PA_IIC(7) +#define S3C_PA_RTC S5PV310_PA_RTC #define S3C_PA_WDT S5PV310_PA_WATCHDOG #endif /* __ASM_ARCH_MAP_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/regs-clock.h b/arch/arm/mach-s5pv310/include/mach/regs-clock.h index 4013553..f1028ca 100644 --- a/arch/arm/mach-s5pv310/include/mach/regs-clock.h +++ b/arch/arm/mach-s5pv310/include/mach/regs-clock.h @@ -26,11 +26,23 @@ #define S5P_CLKSRC_TOP0 S5P_CLKREG(0x0C210) #define S5P_CLKSRC_TOP1 S5P_CLKREG(0x0C214) - +#define S5P_CLKSRC_CAM S5P_CLKREG(0x0C220) +#define S5P_CLKSRC_IMAGE S5P_CLKREG(0x0C230) +#define S5P_CLKSRC_LCD0 S5P_CLKREG(0x0C234) +#define S5P_CLKSRC_LCD1 S5P_CLKREG(0x0C238) +#define S5P_CLKSRC_FSYS S5P_CLKREG(0x0C240) #define S5P_CLKSRC_PERIL0 S5P_CLKREG(0x0C250) +#define S5P_CLKSRC_PERIL1 S5P_CLKREG(0x0C254) #define S5P_CLKDIV_TOP S5P_CLKREG(0x0C510) - +#define S5P_CLKDIV_CAM S5P_CLKREG(0x0C520) +#define S5P_CLKDIV_IMAGE S5P_CLKREG(0x0C530) +#define S5P_CLKDIV_LCD0 S5P_CLKREG(0x0C534) +#define S5P_CLKDIV_LCD1 S5P_CLKREG(0x0C538) +#define S5P_CLKDIV_FSYS0 S5P_CLKREG(0x0C540) +#define S5P_CLKDIV_FSYS1 S5P_CLKREG(0x0C544) +#define S5P_CLKDIV_FSYS2 S5P_CLKREG(0x0C548) +#define S5P_CLKDIV_FSYS3 S5P_CLKREG(0x0C54C) #define S5P_CLKDIV_PERIL0 S5P_CLKREG(0x0C550) #define S5P_CLKDIV_PERIL1 S5P_CLKREG(0x0C554) #define S5P_CLKDIV_PERIL2 S5P_CLKREG(0x0C558) @@ -38,9 +50,21 @@ #define S5P_CLKDIV_PERIL4 S5P_CLKREG(0x0C560) #define S5P_CLKDIV_PERIL5 S5P_CLKREG(0x0C564) +#define S5P_CLKSRC_MASK_TOP S5P_CLKREG(0x0C310) +#define S5P_CLKSRC_MASK_CAM S5P_CLKREG(0x0C320) +#define S5P_CLKSRC_MASK_LCD0 S5P_CLKREG(0x0C334) +#define S5P_CLKSRC_MASK_LCD1 S5P_CLKREG(0x0C338) +#define S5P_CLKSRC_MASK_FSYS S5P_CLKREG(0x0C340) #define S5P_CLKSRC_MASK_PERIL0 S5P_CLKREG(0x0C350) +#define S5P_CLKSRC_MASK_PERIL1 S5P_CLKREG(0x0C354) +#define S5P_CLKGATE_IP_CAM S5P_CLKREG(0x0C920) +#define S5P_CLKGATE_IP_IMAGE S5P_CLKREG(0x0C930) +#define S5P_CLKGATE_IP_LCD0 S5P_CLKREG(0x0C934) +#define S5P_CLKGATE_IP_LCD1 S5P_CLKREG(0x0C938) +#define S5P_CLKGATE_IP_FSYS S5P_CLKREG(0x0C940) #define S5P_CLKGATE_IP_PERIL S5P_CLKREG(0x0C950) +#define S5P_CLKGATE_IP_PERIR S5P_CLKREG(0x0C960) #define S5P_CLKSRC_CORE S5P_CLKREG(0x10200) #define S5P_CLKDIV_CORE0 S5P_CLKREG(0x10500) @@ -60,4 +84,8 @@ #define S5P_CLKGATE_SCLKCPU S5P_CLKREG(0x14800) +/* Compatibility defines */ + +#define S5P_EPLL_CON S5P_EPLL_CON0 + #endif /* __ASM_ARCH_REGS_CLOCK_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/regs-gpio.h b/arch/arm/mach-s5pv310/include/mach/regs-gpio.h new file mode 100644 index 0000000..82e9e0c --- /dev/null +++ b/arch/arm/mach-s5pv310/include/mach/regs-gpio.h @@ -0,0 +1,42 @@ +/* linux/arch/arm/mach-s5pv310/include/mach/regs-gpio.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - GPIO (including EINT) register definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARCH_REGS_GPIO_H +#define __ASM_ARCH_REGS_GPIO_H __FILE__ + +#include <mach/map.h> +#include <mach/irqs.h> + +#define S5PV310_EINT40CON (S5P_VA_GPIO2 + 0xE00) +#define S5P_EINT_CON(x) (S5PV310_EINT40CON + ((x) * 0x4)) + +#define S5PV310_EINT40FLTCON0 (S5P_VA_GPIO2 + 0xE80) +#define S5P_EINT_FLTCON(x) (S5PV310_EINT40FLTCON0 + ((x) * 0x4)) + +#define S5PV310_EINT40MASK (S5P_VA_GPIO2 + 0xF00) +#define S5P_EINT_MASK(x) (S5PV310_EINT40MASK + ((x) * 0x4)) + +#define S5PV310_EINT40PEND (S5P_VA_GPIO2 + 0xF40) +#define S5P_EINT_PEND(x) (S5PV310_EINT40PEND + ((x) * 0x4)) + +#define EINT_REG_NR(x) (EINT_OFFSET(x) >> 3) + +#define eint_irq_to_bit(irq) (1 << (EINT_OFFSET(irq) & 0x7)) + +#define EINT_MODE S3C_GPIO_SFN(0xf) + +#define EINT_GPIO_0(x) S5PV310_GPX0(x) +#define EINT_GPIO_1(x) S5PV310_GPX1(x) +#define EINT_GPIO_2(x) S5PV310_GPX2(x) +#define EINT_GPIO_3(x) S5PV310_GPX3(x) + +#endif /* __ASM_ARCH_REGS_GPIO_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/regs-srom.h b/arch/arm/mach-s5pv310/include/mach/regs-srom.h new file mode 100644 index 0000000..1898b3e --- /dev/null +++ b/arch/arm/mach-s5pv310/include/mach/regs-srom.h @@ -0,0 +1,50 @@ +/* linux/arch/arm/mach-s5pv310/include/mach/regs-srom.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - SROMC register definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARCH_REGS_SROM_H +#define __ASM_ARCH_REGS_SROM_H __FILE__ + +#include <mach/map.h> + +#define S5PV310_SROMREG(x) (S5P_VA_SROMC + (x)) + +#define S5PV310_SROM_BW S5PV310_SROMREG(0x0) +#define S5PV310_SROM_BC0 S5PV310_SROMREG(0x4) +#define S5PV310_SROM_BC1 S5PV310_SROMREG(0x8) +#define S5PV310_SROM_BC2 S5PV310_SROMREG(0xc) +#define S5PV310_SROM_BC3 S5PV310_SROMREG(0x10) + +/* one register BW holds 4 x 4-bit packed settings for NCS0 - NCS3 */ + +#define S5PV310_SROM_BW__DATAWIDTH__SHIFT 0 +#define S5PV310_SROM_BW__ADDRMODE__SHIFT 1 +#define S5PV310_SROM_BW__WAITENABLE__SHIFT 2 +#define S5PV310_SROM_BW__BYTEENABLE__SHIFT 3 + +#define S5PV310_SROM_BW__CS_MASK 0xf + +#define S5PV310_SROM_BW__NCS0__SHIFT 0 +#define S5PV310_SROM_BW__NCS1__SHIFT 4 +#define S5PV310_SROM_BW__NCS2__SHIFT 8 +#define S5PV310_SROM_BW__NCS3__SHIFT 12 + +/* applies to same to BCS0 - BCS3 */ + +#define S5PV310_SROM_BCX__PMC__SHIFT 0 +#define S5PV310_SROM_BCX__TACP__SHIFT 4 +#define S5PV310_SROM_BCX__TCAH__SHIFT 8 +#define S5PV310_SROM_BCX__TCOH__SHIFT 12 +#define S5PV310_SROM_BCX__TACC__SHIFT 16 +#define S5PV310_SROM_BCX__TCOS__SHIFT 24 +#define S5PV310_SROM_BCX__TACS__SHIFT 28 + +#endif /* __ASM_ARCH_REGS_SROM_H */ diff --git a/arch/arm/mach-s5pv310/include/mach/vmalloc.h b/arch/arm/mach-s5pv310/include/mach/vmalloc.h index 256f221..65759fb 100644 --- a/arch/arm/mach-s5pv310/include/mach/vmalloc.h +++ b/arch/arm/mach-s5pv310/include/mach/vmalloc.h @@ -17,6 +17,6 @@ #ifndef __ASM_ARCH_VMALLOC_H #define __ASM_ARCH_VMALLOC_H __FILE__ -#define VMALLOC_END (0xF0000000UL) +#define VMALLOC_END 0xF6000000UL #endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-s5pv310/irq-combiner.c b/arch/arm/mach-s5pv310/irq-combiner.c index 0f70521..c3f88c3 100644 --- a/arch/arm/mach-s5pv310/irq-combiner.c +++ b/arch/arm/mach-s5pv310/irq-combiner.c @@ -66,11 +66,7 @@ static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) if (status == 0) goto out; - for (combiner_irq = 0; combiner_irq < 32; combiner_irq++) { - if (status & 0x1) - break; - status >>= 1; - } + combiner_irq = __ffs(status); cascade_irq = combiner_irq + (chip_data->irq_offset & ~31); if (unlikely(cascade_irq >= NR_IRQS)) diff --git a/arch/arm/mach-s5pv310/irq-eint.c b/arch/arm/mach-s5pv310/irq-eint.c new file mode 100644 index 0000000..5877503 --- /dev/null +++ b/arch/arm/mach-s5pv310/irq-eint.c @@ -0,0 +1,228 @@ +/* linux/arch/arm/mach-s5pv310/irq-eint.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV310 - IRQ EINT support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <linux/sysdev.h> +#include <linux/gpio.h> + +#include <plat/pm.h> +#include <plat/cpu.h> +#include <plat/gpio-cfg.h> + +#include <mach/regs-gpio.h> + +static DEFINE_SPINLOCK(eint_lock); + +static unsigned int eint0_15_data[16]; + +static unsigned int s5pv310_get_irq_nr(unsigned int number) +{ + u32 ret = 0; + + switch (number) { + case 0 ... 3: + ret = (number + IRQ_EINT0); + break; + case 4 ... 7: + ret = (number + (IRQ_EINT4 - 4)); + break; + case 8 ... 15: + ret = (number + (IRQ_EINT8 - 8)); + break; + default: + printk(KERN_ERR "number available : %d\n", number); + } + + return ret; +} + +static inline void s5pv310_irq_eint_mask(unsigned int irq) +{ + u32 mask; + + spin_lock(&eint_lock); + mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(irq))); + mask |= eint_irq_to_bit(irq); + __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(irq))); + spin_unlock(&eint_lock); +} + +static void s5pv310_irq_eint_unmask(unsigned int irq) +{ + u32 mask; + + spin_lock(&eint_lock); + mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(irq))); + mask &= ~(eint_irq_to_bit(irq)); + __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(irq))); + spin_unlock(&eint_lock); +} + +static inline void s5pv310_irq_eint_ack(unsigned int irq) +{ + __raw_writel(eint_irq_to_bit(irq), S5P_EINT_PEND(EINT_REG_NR(irq))); +} + +static void s5pv310_irq_eint_maskack(unsigned int irq) +{ + s5pv310_irq_eint_mask(irq); + s5pv310_irq_eint_ack(irq); +} + +static int s5pv310_irq_eint_set_type(unsigned int irq, unsigned int type) +{ + int offs = EINT_OFFSET(irq); + int shift; + u32 ctrl, mask; + u32 newvalue = 0; + + switch (type) { + case IRQ_TYPE_EDGE_RISING: + newvalue = S5P_IRQ_TYPE_EDGE_RISING; + break; + + case IRQ_TYPE_EDGE_FALLING: + newvalue = S5P_IRQ_TYPE_EDGE_FALLING; + break; + + case IRQ_TYPE_EDGE_BOTH: + newvalue = S5P_IRQ_TYPE_EDGE_BOTH; + break; + + case IRQ_TYPE_LEVEL_LOW: + newvalue = S5P_IRQ_TYPE_LEVEL_LOW; + break; + + case IRQ_TYPE_LEVEL_HIGH: + newvalue = S5P_IRQ_TYPE_LEVEL_HIGH; + break; + + default: + printk(KERN_ERR "No such irq type %d", type); + return -EINVAL; + } + + shift = (offs & 0x7) * 4; + mask = 0x7 << shift; + + spin_lock(&eint_lock); + ctrl = __raw_readl(S5P_EINT_CON(EINT_REG_NR(irq))); + ctrl &= ~mask; + ctrl |= newvalue << shift; + __raw_writel(ctrl, S5P_EINT_CON(EINT_REG_NR(irq))); + spin_unlock(&eint_lock); + + switch (offs) { + case 0 ... 7: + s3c_gpio_cfgpin(EINT_GPIO_0(offs & 0x7), EINT_MODE); + break; + case 8 ... 15: + s3c_gpio_cfgpin(EINT_GPIO_1(offs & 0x7), EINT_MODE); + break; + case 16 ... 23: + s3c_gpio_cfgpin(EINT_GPIO_2(offs & 0x7), EINT_MODE); + break; + case 24 ... 31: + s3c_gpio_cfgpin(EINT_GPIO_3(offs & 0x7), EINT_MODE); + break; + default: + printk(KERN_ERR "No such irq number %d", offs); + } + + return 0; +} + +static struct irq_chip s5pv310_irq_eint = { + .name = "s5pv310-eint", + .mask = s5pv310_irq_eint_mask, + .unmask = s5pv310_irq_eint_unmask, + .mask_ack = s5pv310_irq_eint_maskack, + .ack = s5pv310_irq_eint_ack, + .set_type = s5pv310_irq_eint_set_type, +#ifdef CONFIG_PM + .set_wake = s3c_irqext_wake, +#endif +}; + +/* s5pv310_irq_demux_eint + * + * This function demuxes the IRQ from from EINTs 16 to 31. + * It is designed to be inlined into the specific handler + * s5p_irq_demux_eintX_Y. + * + * Each EINT pend/mask registers handle eight of them. + */ +static inline void s5pv310_irq_demux_eint(unsigned int start) +{ + unsigned int irq; + + u32 status = __raw_readl(S5P_EINT_PEND(EINT_REG_NR(start))); + u32 mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(start))); + + status &= ~mask; + status &= 0xff; + + while (status) { + irq = fls(status) - 1; + generic_handle_irq(irq + start); + status &= ~(1 << irq); + } +} + +static void s5pv310_irq_demux_eint16_31(unsigned int irq, struct irq_desc *desc) +{ + s5pv310_irq_demux_eint(IRQ_EINT(16)); + s5pv310_irq_demux_eint(IRQ_EINT(24)); +} + +static void s5pv310_irq_eint0_15(unsigned int irq, struct irq_desc *desc) +{ + u32 *irq_data = get_irq_data(irq); + struct irq_chip *chip = get_irq_chip(irq); + + chip->mask(irq); + + if (chip->ack) + chip->ack(irq); + + generic_handle_irq(*irq_data); + + chip->unmask(irq); +} + +int __init s5pv310_init_irq_eint(void) +{ + int irq; + + for (irq = 0 ; irq <= 31 ; irq++) { + set_irq_chip(IRQ_EINT(irq), &s5pv310_irq_eint); + set_irq_handler(IRQ_EINT(irq), handle_level_irq); + set_irq_flags(IRQ_EINT(irq), IRQF_VALID); + } + + set_irq_chained_handler(IRQ_EINT16_31, s5pv310_irq_demux_eint16_31); + + for (irq = 0 ; irq <= 15 ; irq++) { + eint0_15_data[irq] = IRQ_EINT(irq); + + set_irq_data(s5pv310_get_irq_nr(irq), &eint0_15_data[irq]); + set_irq_chained_handler(s5pv310_get_irq_nr(irq), + s5pv310_irq_eint0_15); + } + + return 0; +} + +arch_initcall(s5pv310_init_irq_eint); diff --git a/arch/arm/mach-s5pv310/mach-smdkc210.c b/arch/arm/mach-s5pv310/mach-smdkc210.c new file mode 100644 index 0000000..2b8d4fc --- /dev/null +++ b/arch/arm/mach-s5pv310/mach-smdkc210.c @@ -0,0 +1,202 @@ +/* linux/arch/arm/mach-s5pv310/mach-smdkc210.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/serial_core.h> +#include <linux/gpio.h> +#include <linux/mmc/host.h> +#include <linux/platform_device.h> +#include <linux/smsc911x.h> +#include <linux/io.h> + +#include <asm/mach/arch.h> +#include <asm/mach-types.h> + +#include <plat/regs-serial.h> +#include <plat/s5pv310.h> +#include <plat/cpu.h> +#include <plat/devs.h> +#include <plat/sdhci.h> + +#include <mach/map.h> +#include <mach/regs-srom.h> + +/* Following are default values for UCON, ULCON and UFCON UART registers */ +#define SMDKC210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ + S3C2410_UCON_RXILEVEL | \ + S3C2410_UCON_TXIRQMODE | \ + S3C2410_UCON_RXIRQMODE | \ + S3C2410_UCON_RXFIFO_TOI | \ + S3C2443_UCON_RXERR_IRQEN) + +#define SMDKC210_ULCON_DEFAULT S3C2410_LCON_CS8 + +#define SMDKC210_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ + S5PV210_UFCON_TXTRIG4 | \ + S5PV210_UFCON_RXTRIG4) + +static struct s3c2410_uartcfg smdkc210_uartcfgs[] __initdata = { + [0] = { + .hwport = 0, + .flags = 0, + .ucon = SMDKC210_UCON_DEFAULT, + .ulcon = SMDKC210_ULCON_DEFAULT, + .ufcon = SMDKC210_UFCON_DEFAULT, + }, + [1] = { + .hwport = 1, + .flags = 0, + .ucon = SMDKC210_UCON_DEFAULT, + .ulcon = SMDKC210_ULCON_DEFAULT, + .ufcon = SMDKC210_UFCON_DEFAULT, + }, + [2] = { + .hwport = 2, + .flags = 0, + .ucon = SMDKC210_UCON_DEFAULT, + .ulcon = SMDKC210_ULCON_DEFAULT, + .ufcon = SMDKC210_UFCON_DEFAULT, + }, + [3] = { + .hwport = 3, + .flags = 0, + .ucon = SMDKC210_UCON_DEFAULT, + .ulcon = SMDKC210_ULCON_DEFAULT, + .ufcon = SMDKC210_UFCON_DEFAULT, + }, +}; + +static struct s3c_sdhci_platdata smdkc210_hsmmc0_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S5PV310_GPK0(2), + .ext_cd_gpio_invert = 1, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +#ifdef CONFIG_S5PV310_SDHCI_CH0_8BIT + .max_width = 8, + .host_caps = MMC_CAP_8_BIT_DATA, +#endif +}; + +static struct s3c_sdhci_platdata smdkc210_hsmmc1_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S5PV310_GPK0(2), + .ext_cd_gpio_invert = 1, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +}; + +static struct s3c_sdhci_platdata smdkc210_hsmmc2_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S5PV310_GPK2(2), + .ext_cd_gpio_invert = 1, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +#ifdef CONFIG_S5PV310_SDHCI_CH2_8BIT + .max_width = 8, + .host_caps = MMC_CAP_8_BIT_DATA, +#endif +}; + +static struct s3c_sdhci_platdata smdkc210_hsmmc3_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S5PV310_GPK2(2), + .ext_cd_gpio_invert = 1, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +}; + +static struct resource smdkc210_smsc911x_resources[] = { + [0] = { + .start = S5PV310_PA_SROM_BANK(1), + .end = S5PV310_PA_SROM_BANK(1) + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_EINT(5), + .end = IRQ_EINT(5), + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, + }, +}; + +static struct smsc911x_platform_config smsc9215_config = { + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, + .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, + .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY, + .phy_interface = PHY_INTERFACE_MODE_MII, + .mac = {0x00, 0x80, 0x00, 0x23, 0x45, 0x67}, +}; + +static struct platform_device smdkc210_smsc911x = { + .name = "smsc911x", + .id = -1, + .num_resources = ARRAY_SIZE(smdkc210_smsc911x_resources), + .resource = smdkc210_smsc911x_resources, + .dev = { + .platform_data = &smsc9215_config, + }, +}; + +static struct platform_device *smdkc210_devices[] __initdata = { + &s3c_device_hsmmc0, + &s3c_device_hsmmc1, + &s3c_device_hsmmc2, + &s3c_device_hsmmc3, + &s3c_device_rtc, + &s3c_device_wdt, + &smdkc210_smsc911x, +}; + +static void __init smdkc210_smsc911x_init(void) +{ + u32 cs1; + + /* configure nCS1 width to 16 bits */ + cs1 = __raw_readl(S5PV310_SROM_BW) & + ~(S5PV310_SROM_BW__CS_MASK << + S5PV310_SROM_BW__NCS1__SHIFT); + cs1 |= ((1 << S5PV310_SROM_BW__DATAWIDTH__SHIFT) | + (1 << S5PV310_SROM_BW__WAITENABLE__SHIFT) | + (1 << S5PV310_SROM_BW__BYTEENABLE__SHIFT)) << + S5PV310_SROM_BW__NCS1__SHIFT; + __raw_writel(cs1, S5PV310_SROM_BW); + + /* set timing for nCS1 suitable for ethernet chip */ + __raw_writel((0x1 << S5PV310_SROM_BCX__PMC__SHIFT) | + (0x9 << S5PV310_SROM_BCX__TACP__SHIFT) | + (0xc << S5PV310_SROM_BCX__TCAH__SHIFT) | + (0x1 << S5PV310_SROM_BCX__TCOH__SHIFT) | + (0x6 << S5PV310_SROM_BCX__TACC__SHIFT) | + (0x1 << S5PV310_SROM_BCX__TCOS__SHIFT) | + (0x1 << S5PV310_SROM_BCX__TACS__SHIFT), S5PV310_SROM_BC1); +} + +static void __init smdkc210_map_io(void) +{ + s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s3c24xx_init_clocks(24000000); + s3c24xx_init_uarts(smdkc210_uartcfgs, ARRAY_SIZE(smdkc210_uartcfgs)); +} + +static void __init smdkc210_machine_init(void) +{ + smdkc210_smsc911x_init(); + + s3c_sdhci0_set_platdata(&smdkc210_hsmmc0_pdata); + s3c_sdhci1_set_platdata(&smdkc210_hsmmc1_pdata); + s3c_sdhci2_set_platdata(&smdkc210_hsmmc2_pdata); + s3c_sdhci3_set_platdata(&smdkc210_hsmmc3_pdata); + + platform_add_devices(smdkc210_devices, ARRAY_SIZE(smdkc210_devices)); +} + +MACHINE_START(SMDKC210, "SMDKC210") + /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */ + .boot_params = S5P_PA_SDRAM + 0x100, + .init_irq = s5pv310_init_irq, + .map_io = smdkc210_map_io, + .init_machine = smdkc210_machine_init, + .timer = &s5pv310_timer, +MACHINE_END diff --git a/arch/arm/mach-s5pv310/mach-smdkv310.c b/arch/arm/mach-s5pv310/mach-smdkv310.c index 46215a1..35826d6 100644 --- a/arch/arm/mach-s5pv310/mach-smdkv310.c +++ b/arch/arm/mach-s5pv310/mach-smdkv310.c @@ -9,16 +9,23 @@ */ #include <linux/serial_core.h> +#include <linux/gpio.h> +#include <linux/mmc/host.h> +#include <linux/platform_device.h> +#include <linux/smsc911x.h> +#include <linux/io.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> -#include <asm/hardware/cache-l2x0.h> #include <plat/regs-serial.h> #include <plat/s5pv310.h> #include <plat/cpu.h> +#include <plat/devs.h> +#include <plat/sdhci.h> #include <mach/map.h> +#include <mach/regs-srom.h> /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKV310_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ @@ -65,6 +72,107 @@ static struct s3c2410_uartcfg smdkv310_uartcfgs[] __initdata = { }, }; +static struct s3c_sdhci_platdata smdkv310_hsmmc0_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S5PV310_GPK0(2), + .ext_cd_gpio_invert = 1, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +#ifdef CONFIG_S5PV310_SDHCI_CH0_8BIT + .max_width = 8, + .host_caps = MMC_CAP_8_BIT_DATA, +#endif +}; + +static struct s3c_sdhci_platdata smdkv310_hsmmc1_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S5PV310_GPK0(2), + .ext_cd_gpio_invert = 1, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +}; + +static struct s3c_sdhci_platdata smdkv310_hsmmc2_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S5PV310_GPK2(2), + .ext_cd_gpio_invert = 1, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +#ifdef CONFIG_S5PV310_SDHCI_CH2_8BIT + .max_width = 8, + .host_caps = MMC_CAP_8_BIT_DATA, +#endif +}; + +static struct s3c_sdhci_platdata smdkv310_hsmmc3_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_GPIO, + .ext_cd_gpio = S5PV310_GPK2(2), + .ext_cd_gpio_invert = 1, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +}; + +static struct resource smdkv310_smsc911x_resources[] = { + [0] = { + .start = S5PV310_PA_SROM_BANK(1), + .end = S5PV310_PA_SROM_BANK(1) + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_EINT(5), + .end = IRQ_EINT(5), + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, + }, +}; + +static struct smsc911x_platform_config smsc9215_config = { + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, + .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, + .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY, + .phy_interface = PHY_INTERFACE_MODE_MII, + .mac = {0x00, 0x80, 0x00, 0x23, 0x45, 0x67}, +}; + +static struct platform_device smdkv310_smsc911x = { + .name = "smsc911x", + .id = -1, + .num_resources = ARRAY_SIZE(smdkv310_smsc911x_resources), + .resource = smdkv310_smsc911x_resources, + .dev = { + .platform_data = &smsc9215_config, + }, +}; + +static struct platform_device *smdkv310_devices[] __initdata = { + &s3c_device_hsmmc0, + &s3c_device_hsmmc1, + &s3c_device_hsmmc2, + &s3c_device_hsmmc3, + &s3c_device_rtc, + &s3c_device_wdt, + &smdkv310_smsc911x, +}; + +static void __init smdkv310_smsc911x_init(void) +{ + u32 cs1; + + /* configure nCS1 width to 16 bits */ + cs1 = __raw_readl(S5PV310_SROM_BW) & + ~(S5PV310_SROM_BW__CS_MASK << + S5PV310_SROM_BW__NCS1__SHIFT); + cs1 |= ((1 << S5PV310_SROM_BW__DATAWIDTH__SHIFT) | + (1 << S5PV310_SROM_BW__WAITENABLE__SHIFT) | + (1 << S5PV310_SROM_BW__BYTEENABLE__SHIFT)) << + S5PV310_SROM_BW__NCS1__SHIFT; + __raw_writel(cs1, S5PV310_SROM_BW); + + /* set timing for nCS1 suitable for ethernet chip */ + __raw_writel((0x1 << S5PV310_SROM_BCX__PMC__SHIFT) | + (0x9 << S5PV310_SROM_BCX__TACP__SHIFT) | + (0xc << S5PV310_SROM_BCX__TCAH__SHIFT) | + (0x1 << S5PV310_SROM_BCX__TCOH__SHIFT) | + (0x6 << S5PV310_SROM_BCX__TACC__SHIFT) | + (0x1 << S5PV310_SROM_BCX__TCOS__SHIFT) | + (0x1 << S5PV310_SROM_BCX__TACS__SHIFT), S5PV310_SROM_BC1); +} + static void __init smdkv310_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -74,9 +182,14 @@ static void __init smdkv310_map_io(void) static void __init smdkv310_machine_init(void) { -#ifdef CONFIG_CACHE_L2X0 - l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff); -#endif + smdkv310_smsc911x_init(); + + s3c_sdhci0_set_platdata(&smdkv310_hsmmc0_pdata); + s3c_sdhci1_set_platdata(&smdkv310_hsmmc1_pdata); + s3c_sdhci2_set_platdata(&smdkv310_hsmmc2_pdata); + s3c_sdhci3_set_platdata(&smdkv310_hsmmc3_pdata); + + platform_add_devices(smdkv310_devices, ARRAY_SIZE(smdkv310_devices)); } MACHINE_START(SMDKV310, "SMDKV310") diff --git a/arch/arm/mach-s5pv310/mach-universal_c210.c b/arch/arm/mach-s5pv310/mach-universal_c210.c index d7c2ec7..16d8fc0 100644 --- a/arch/arm/mach-s5pv310/mach-universal_c210.c +++ b/arch/arm/mach-s5pv310/mach-universal_c210.c @@ -7,15 +7,20 @@ * published by the Free Software Foundation. */ +#include <linux/platform_device.h> #include <linux/serial_core.h> +#include <linux/input.h> +#include <linux/i2c.h> +#include <linux/gpio_keys.h> +#include <linux/gpio.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> -#include <asm/hardware/cache-l2x0.h> #include <plat/regs-serial.h> #include <plat/s5pv310.h> #include <plat/cpu.h> +#include <plat/devs.h> #include <mach/map.h> @@ -60,6 +65,72 @@ static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = { }, }; +static struct gpio_keys_button universal_gpio_keys_tables[] = { + { + .code = KEY_VOLUMEUP, + .gpio = S5PV310_GPX2(0), /* XEINT16 */ + .desc = "gpio-keys: KEY_VOLUMEUP", + .type = EV_KEY, + .active_low = 1, + .debounce_interval = 1, + }, { + .code = KEY_VOLUMEDOWN, + .gpio = S5PV310_GPX2(1), /* XEINT17 */ + .desc = "gpio-keys: KEY_VOLUMEDOWN", + .type = EV_KEY, + .active_low = 1, + .debounce_interval = 1, + }, { + .code = KEY_CONFIG, + .gpio = S5PV310_GPX2(2), /* XEINT18 */ + .desc = "gpio-keys: KEY_CONFIG", + .type = EV_KEY, + .active_low = 1, + .debounce_interval = 1, + }, { + .code = KEY_CAMERA, + .gpio = S5PV310_GPX2(3), /* XEINT19 */ + .desc = "gpio-keys: KEY_CAMERA", + .type = EV_KEY, + .active_low = 1, + .debounce_interval = 1, + }, { + .code = KEY_OK, + .gpio = S5PV310_GPX3(5), /* XEINT29 */ + .desc = "gpio-keys: KEY_OK", + .type = EV_KEY, + .active_low = 1, + .debounce_interval = 1, + }, +}; + +static struct gpio_keys_platform_data universal_gpio_keys_data = { + .buttons = universal_gpio_keys_tables, + .nbuttons = ARRAY_SIZE(universal_gpio_keys_tables), +}; + +static struct platform_device universal_gpio_keys = { + .name = "gpio-keys", + .dev = { + .platform_data = &universal_gpio_keys_data, + }, +}; + +/* I2C0 */ +static struct i2c_board_info i2c0_devs[] __initdata = { + /* Camera, To be updated */ +}; + +/* I2C1 */ +static struct i2c_board_info i2c1_devs[] __initdata = { + /* Gyro, To be updated */ +}; + +static struct platform_device *universal_devices[] __initdata = { + &universal_gpio_keys, + &s5p_device_onenand, +}; + static void __init universal_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -69,9 +140,11 @@ static void __init universal_map_io(void) static void __init universal_machine_init(void) { -#ifdef CONFIG_CACHE_L2X0 - l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff); -#endif + i2c_register_board_info(0, i2c0_devs, ARRAY_SIZE(i2c0_devs)); + i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs)); + + /* Last */ + platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices)); } MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210") diff --git a/arch/arm/mach-s5pv310/setup-i2c0.c b/arch/arm/mach-s5pv310/setup-i2c0.c index 4367128..f47f8f3 100644 --- a/arch/arm/mach-s5pv310/setup-i2c0.c +++ b/arch/arm/mach-s5pv310/setup-i2c0.c @@ -21,8 +21,6 @@ struct platform_device; /* don't need the contents */ void s3c_i2c0_cfg_gpio(struct platform_device *dev) { - s3c_gpio_cfgpin(S5PV310_GPD1(0), S3C_GPIO_SFN(2)); - s3c_gpio_setpull(S5PV310_GPD1(0), S3C_GPIO_PULL_UP); - s3c_gpio_cfgpin(S5PV310_GPD1(1), S3C_GPIO_SFN(2)); - s3c_gpio_setpull(S5PV310_GPD1(1), S3C_GPIO_PULL_UP); + s3c_gpio_cfgall_range(S5PV310_GPD1(0), 2, + S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); } diff --git a/arch/arm/mach-s5pv310/setup-i2c1.c b/arch/arm/mach-s5pv310/setup-i2c1.c index 1ecd5bc..9d07e4e2 100644 --- a/arch/arm/mach-s5pv310/setup-i2c1.c +++ b/arch/arm/mach-s5pv310/setup-i2c1.c @@ -18,8 +18,6 @@ struct platform_device; /* don't need the contents */ void s3c_i2c1_cfg_gpio(struct platform_device *dev) { - s3c_gpio_cfgpin(S5PV310_GPD1(2), S3C_GPIO_SFN(2)); - s3c_gpio_setpull(S5PV310_GPD1(2), S3C_GPIO_PULL_UP); - s3c_gpio_cfgpin(S5PV310_GPD1(3), S3C_GPIO_SFN(2)); - s3c_gpio_setpull(S5PV310_GPD1(3), S3C_GPIO_PULL_UP); + s3c_gpio_cfgall_range(S5PV310_GPD1(2), 2, + S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); } diff --git a/arch/arm/mach-s5pv310/setup-i2c2.c b/arch/arm/mach-s5pv310/setup-i2c2.c index 4c0d8de..4163b12 100644 --- a/arch/arm/mach-s5pv310/setup-i2c2.c +++ b/arch/arm/mach-s5pv310/setup-i2c2.c @@ -18,8 +18,6 @@ struct platform_device; /* don't need the contents */ void s3c_i2c2_cfg_gpio(struct platform_device *dev) { - s3c_gpio_cfgpin(S5PV310_GPA0(6), S3C_GPIO_SFN(3)); - s3c_gpio_setpull(S5PV310_GPA0(6), S3C_GPIO_PULL_UP); - s3c_gpio_cfgpin(S5PV310_GPA0(7), S3C_GPIO_SFN(3)); - s3c_gpio_setpull(S5PV310_GPA0(7), S3C_GPIO_PULL_UP); + s3c_gpio_cfgall_range(S5PV310_GPA0(6), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); } diff --git a/arch/arm/mach-s5pv310/setup-i2c3.c b/arch/arm/mach-s5pv310/setup-i2c3.c new file mode 100644 index 0000000..180f153 --- /dev/null +++ b/arch/arm/mach-s5pv310/setup-i2c3.c @@ -0,0 +1,23 @@ +/* + * linux/arch/arm/mach-s5pv310/setup-i2c3.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * + * I2C3 GPIO configuration. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +struct platform_device; /* don't need the contents */ + +#include <linux/gpio.h> +#include <plat/iic.h> +#include <plat/gpio-cfg.h> + +void s3c_i2c3_cfg_gpio(struct platform_device *dev) +{ + s3c_gpio_cfgall_range(S5PV310_GPA1(2), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); +} diff --git a/arch/arm/mach-s5pv310/setup-i2c4.c b/arch/arm/mach-s5pv310/setup-i2c4.c new file mode 100644 index 0000000..909e8df --- /dev/null +++ b/arch/arm/mach-s5pv310/setup-i2c4.c @@ -0,0 +1,23 @@ +/* + * linux/arch/arm/mach-s5pv310/setup-i2c4.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * + * I2C4 GPIO configuration. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +struct platform_device; /* don't need the contents */ + +#include <linux/gpio.h> +#include <plat/iic.h> +#include <plat/gpio-cfg.h> + +void s3c_i2c4_cfg_gpio(struct platform_device *dev) +{ + s3c_gpio_cfgall_range(S5PV310_GPB(2), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); +} diff --git a/arch/arm/mach-s5pv310/setup-i2c5.c b/arch/arm/mach-s5pv310/setup-i2c5.c new file mode 100644 index 0000000..5d0fa4a --- /dev/null +++ b/arch/arm/mach-s5pv310/setup-i2c5.c @@ -0,0 +1,23 @@ +/* + * linux/arch/arm/mach-s5pv310/setup-i2c5.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * + * I2C5 GPIO configuration. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +struct platform_device; /* don't need the contents */ + +#include <linux/gpio.h> +#include <plat/iic.h> +#include <plat/gpio-cfg.h> + +void s3c_i2c5_cfg_gpio(struct platform_device *dev) +{ + s3c_gpio_cfgall_range(S5PV310_GPB(6), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); +} diff --git a/arch/arm/mach-s5pv310/setup-i2c6.c b/arch/arm/mach-s5pv310/setup-i2c6.c new file mode 100644 index 0000000..34aafab --- /dev/null +++ b/arch/arm/mach-s5pv310/setup-i2c6.c @@ -0,0 +1,23 @@ +/* + * linux/arch/arm/mach-s5pv310/setup-i2c6.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * + * I2C6 GPIO configuration. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +struct platform_device; /* don't need the contents */ + +#include <linux/gpio.h> +#include <plat/iic.h> +#include <plat/gpio-cfg.h> + +void s3c_i2c6_cfg_gpio(struct platform_device *dev) +{ + s3c_gpio_cfgall_range(S5PV310_GPC1(3), 2, + S3C_GPIO_SFN(4), S3C_GPIO_PULL_UP); +} diff --git a/arch/arm/mach-s5pv310/setup-i2c7.c b/arch/arm/mach-s5pv310/setup-i2c7.c new file mode 100644 index 0000000..9b25b8d --- /dev/null +++ b/arch/arm/mach-s5pv310/setup-i2c7.c @@ -0,0 +1,23 @@ +/* + * linux/arch/arm/mach-s5pv310/setup-i2c7.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * + * I2C7 GPIO configuration. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +struct platform_device; /* don't need the contents */ + +#include <linux/gpio.h> +#include <plat/iic.h> +#include <plat/gpio-cfg.h> + +void s3c_i2c7_cfg_gpio(struct platform_device *dev) +{ + s3c_gpio_cfgall_range(S5PV310_GPD0(2), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); +} diff --git a/arch/arm/mach-s5pv310/setup-sdhci-gpio.c b/arch/arm/mach-s5pv310/setup-sdhci-gpio.c new file mode 100644 index 0000000..86d38cc --- /dev/null +++ b/arch/arm/mach-s5pv310/setup-sdhci-gpio.c @@ -0,0 +1,152 @@ +/* linux/arch/arm/mach-s5pv310/setup-sdhci-gpio.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * S5PV310 - Helper functions for setting up SDHCI device(s) GPIO (HSMMC) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/gpio.h> +#include <linux/mmc/host.h> +#include <linux/mmc/card.h> + +#include <plat/gpio-cfg.h> +#include <plat/regs-sdhci.h> +#include <plat/sdhci.h> + +void s5pv310_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width) +{ + struct s3c_sdhci_platdata *pdata = dev->dev.platform_data; + unsigned int gpio; + + /* Set all the necessary GPK0[0:1] pins to special-function 2 */ + for (gpio = S5PV310_GPK0(0); gpio < S5PV310_GPK0(2); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + switch (width) { + case 8: + for (gpio = S5PV310_GPK1(3); gpio <= S5PV310_GPK1(6); gpio++) { + /* Data pin GPK1[3:6] to special-funtion 3 */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + case 4: + for (gpio = S5PV310_GPK0(3); gpio <= S5PV310_GPK0(6); gpio++) { + /* Data pin GPK0[3:6] to special-funtion 2 */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + default: + break; + } + + if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) { + s3c_gpio_cfgpin(S5PV310_GPK0(2), S3C_GPIO_SFN(2)); + s3c_gpio_setpull(S5PV310_GPK0(2), S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } +} + +void s5pv310_setup_sdhci1_cfg_gpio(struct platform_device *dev, int width) +{ + struct s3c_sdhci_platdata *pdata = dev->dev.platform_data; + unsigned int gpio; + + /* Set all the necessary GPK1[0:1] pins to special-function 2 */ + for (gpio = S5PV310_GPK1(0); gpio < S5PV310_GPK1(2); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + for (gpio = S5PV310_GPK1(3); gpio <= S5PV310_GPK1(6); gpio++) { + /* Data pin GPK1[3:6] to special-function 2 */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) { + s3c_gpio_cfgpin(S5PV310_GPK1(2), S3C_GPIO_SFN(2)); + s3c_gpio_setpull(S5PV310_GPK1(2), S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } +} + +void s5pv310_setup_sdhci2_cfg_gpio(struct platform_device *dev, int width) +{ + struct s3c_sdhci_platdata *pdata = dev->dev.platform_data; + unsigned int gpio; + + /* Set all the necessary GPK2[0:1] pins to special-function 2 */ + for (gpio = S5PV310_GPK2(0); gpio < S5PV310_GPK2(2); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + switch (width) { + case 8: + for (gpio = S5PV310_GPK3(3); gpio <= S5PV310_GPK3(6); gpio++) { + /* Data pin GPK3[3:6] to special-function 3 */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + case 4: + for (gpio = S5PV310_GPK2(3); gpio <= S5PV310_GPK2(6); gpio++) { + /* Data pin GPK2[3:6] to special-function 2 */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + default: + break; + } + + if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) { + s3c_gpio_cfgpin(S5PV310_GPK2(2), S3C_GPIO_SFN(2)); + s3c_gpio_setpull(S5PV310_GPK2(2), S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } +} + +void s5pv310_setup_sdhci3_cfg_gpio(struct platform_device *dev, int width) +{ + struct s3c_sdhci_platdata *pdata = dev->dev.platform_data; + unsigned int gpio; + + /* Set all the necessary GPK3[0:1] pins to special-function 2 */ + for (gpio = S5PV310_GPK3(0); gpio < S5PV310_GPK3(2); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + for (gpio = S5PV310_GPK3(3); gpio <= S5PV310_GPK3(6); gpio++) { + /* Data pin GPK3[3:6] to special-function 2 */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) { + s3c_gpio_cfgpin(S5PV310_GPK3(2), S3C_GPIO_SFN(2)); + s3c_gpio_setpull(S5PV310_GPK3(2), S3C_GPIO_PULL_UP); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } +} diff --git a/arch/arm/mach-s5pv310/setup-sdhci.c b/arch/arm/mach-s5pv310/setup-sdhci.c new file mode 100644 index 0000000..db8358f --- /dev/null +++ b/arch/arm/mach-s5pv310/setup-sdhci.c @@ -0,0 +1,69 @@ +/* linux/arch/arm/mach-s5pv310/setup-sdhci.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * S5PV310 - Helper functions for settign up SDHCI device(s) (HSMMC) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/io.h> + +#include <linux/mmc/card.h> +#include <linux/mmc/host.h> + +#include <plat/regs-sdhci.h> + +/* clock sources for the mmc bus clock, order as for the ctrl2[5..4] */ + +char *s5pv310_hsmmc_clksrcs[4] = { + [0] = NULL, + [1] = NULL, + [2] = "sclk_mmc", /* mmc_bus */ + [3] = NULL, +}; + +void s5pv310_setup_sdhci_cfg_card(struct platform_device *dev, void __iomem *r, + struct mmc_ios *ios, struct mmc_card *card) +{ + u32 ctrl2, ctrl3; + + /* don't need to alter anything acording to card-type */ + + ctrl2 = readl(r + S3C_SDHCI_CONTROL2); + + /* select base clock source to HCLK */ + + ctrl2 &= S3C_SDHCI_CTRL2_SELBASECLK_MASK; + + /* + * clear async mode, enable conflict mask, rx feedback ctrl, SD + * clk hold and no use debounce count + */ + + ctrl2 |= (S3C64XX_SDHCI_CTRL2_ENSTAASYNCCLR | + S3C64XX_SDHCI_CTRL2_ENCMDCNFMSK | + S3C_SDHCI_CTRL2_ENFBCLKRX | + S3C_SDHCI_CTRL2_DFCNT_NONE | + S3C_SDHCI_CTRL2_ENCLKOUTHOLD); + + /* Tx and Rx feedback clock delay control */ + + if (ios->clock < 25 * 1000000) + ctrl3 = (S3C_SDHCI_CTRL3_FCSEL3 | + S3C_SDHCI_CTRL3_FCSEL2 | + S3C_SDHCI_CTRL3_FCSEL1 | + S3C_SDHCI_CTRL3_FCSEL0); + else + ctrl3 = (S3C_SDHCI_CTRL3_FCSEL1 | S3C_SDHCI_CTRL3_FCSEL0); + + writel(ctrl2, r + S3C_SDHCI_CONTROL2); + writel(ctrl3, r + S3C_SDHCI_CONTROL3); +} |
