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-rw-r--r--arch/arm/plat-s3c64xx/Kconfig4
-rw-r--r--arch/arm/plat-s3c64xx/Makefile6
-rw-r--r--arch/arm/plat-s3c64xx/clock.c22
-rw-r--r--arch/arm/plat-s3c64xx/cpu.c9
-rw-r--r--arch/arm/plat-s3c64xx/dev-adc.c46
-rw-r--r--arch/arm/plat-s3c64xx/dev-audio.c91
-rw-r--r--arch/arm/plat-s3c64xx/dev-rtc.c43
-rw-r--r--arch/arm/plat-s3c64xx/dev-spi.c183
-rw-r--r--arch/arm/plat-s3c64xx/dev-uart.c29
-rw-r--r--arch/arm/plat-s3c64xx/gpiolib.c164
-rw-r--r--arch/arm/plat-s3c64xx/include/plat/irqs.h12
-rw-r--r--arch/arm/plat-s3c64xx/include/plat/regs-clock.h71
-rw-r--r--arch/arm/plat-s3c64xx/include/plat/regs-srom.h59
-rw-r--r--arch/arm/plat-s3c64xx/include/plat/spi-clocks.h18
-rw-r--r--arch/arm/plat-s3c64xx/irq.c209
-rw-r--r--arch/arm/plat-s3c64xx/s3c6400-clock.c518
16 files changed, 636 insertions, 848 deletions
diff --git a/arch/arm/plat-s3c64xx/Kconfig b/arch/arm/plat-s3c64xx/Kconfig
index e6da87a..37b4519 100644
--- a/arch/arm/plat-s3c64xx/Kconfig
+++ b/arch/arm/plat-s3c64xx/Kconfig
@@ -13,12 +13,16 @@ config PLAT_S3C64XX
select ARM_VIC
select NO_IOPORT
select ARCH_REQUIRE_GPIOLIB
+ select SAMSUNG_CLKSRC
+ select SAMSUNG_IRQ_VIC_TIMER
+ select SAMSUNG_IRQ_UART
select S3C_GPIO_TRACK
select S3C_GPIO_PULL_UPDOWN
select S3C_GPIO_CFG_S3C24XX
select S3C_GPIO_CFG_S3C64XX
select S3C_DEV_NAND
select USB_ARCH_HAS_OHCI
+ select SAMSUNG_GPIOLIB_4BIT
help
Base platform code for any Samsung S3C64XX device
diff --git a/arch/arm/plat-s3c64xx/Makefile b/arch/arm/plat-s3c64xx/Makefile
index b85b435..80255a5 100644
--- a/arch/arm/plat-s3c64xx/Makefile
+++ b/arch/arm/plat-s3c64xx/Makefile
@@ -13,6 +13,7 @@ obj- :=
# Core files
obj-y += dev-uart.o
+obj-y += dev-rtc.o
obj-y += cpu.o
obj-y += irq.o
obj-y += irq-eint.o
@@ -35,6 +36,10 @@ obj-$(CONFIG_PM) += irq-pm.o
obj-$(CONFIG_S3C64XX_DMA) += dma.o
+# ADC support
+
+obj-$(CONFIG_S3C_ADC) += dev-adc.o
+
# Device setup
obj-$(CONFIG_S3C64XX_SETUP_I2C0) += setup-i2c0.o
@@ -42,3 +47,4 @@ obj-$(CONFIG_S3C64XX_SETUP_I2C1) += setup-i2c1.o
obj-$(CONFIG_S3C64XX_SETUP_FB_24BPP) += setup-fb-24bpp.o
obj-$(CONFIG_S3C64XX_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o
obj-$(CONFIG_SND_S3C24XX_SOC) += dev-audio.o
+obj-$(CONFIG_SPI_S3C64XX) += dev-spi.o
diff --git a/arch/arm/plat-s3c64xx/clock.c b/arch/arm/plat-s3c64xx/clock.c
index 7a36e89..2989c3a 100644
--- a/arch/arm/plat-s3c64xx/clock.c
+++ b/arch/arm/plat-s3c64xx/clock.c
@@ -141,6 +141,18 @@ static struct clk init_clocks_disable[] = {
.enable = s3c64xx_pclk_ctrl,
.ctrlbit = S3C_CLKCON_PCLK_SPI1,
}, {
+ .name = "spi_48m",
+ .id = 0,
+ .parent = &clk_48m,
+ .enable = s3c64xx_sclk_ctrl,
+ .ctrlbit = S3C_CLKCON_SCLK_SPI0_48,
+ }, {
+ .name = "spi_48m",
+ .id = 1,
+ .parent = &clk_48m,
+ .enable = s3c64xx_sclk_ctrl,
+ .ctrlbit = S3C_CLKCON_SCLK_SPI1_48,
+ }, {
.name = "48m",
.id = 0,
.parent = &clk_48m,
@@ -274,15 +286,7 @@ void __init s3c64xx_register_clocks(void)
int ptr;
s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
-
- clkp = init_clocks;
- for (ptr = 0; ptr < ARRAY_SIZE(init_clocks); ptr++, clkp++) {
- ret = s3c24xx_register_clock(clkp);
- if (ret < 0) {
- printk(KERN_ERR "Failed to register clock %s (%d)\n",
- clkp->name, ret);
- }
- }
+ s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
clkp = init_clocks_disable;
for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) {
diff --git a/arch/arm/plat-s3c64xx/cpu.c b/arch/arm/plat-s3c64xx/cpu.c
index 49796d2..bc7ca18 100644
--- a/arch/arm/plat-s3c64xx/cpu.c
+++ b/arch/arm/plat-s3c64xx/cpu.c
@@ -73,17 +73,22 @@ static struct map_desc s3c_iodesc[] __initdata = {
.length = SZ_4K,
.type = MT_DEVICE,
}, {
+ .virtual = (unsigned long)S3C_VA_MEM,
+ .pfn = __phys_to_pfn(S3C64XX_PA_SROM),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ }, {
.virtual = (unsigned long)(S3C_VA_UART + UART_OFFS),
.pfn = __phys_to_pfn(S3C_PA_UART),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
- .virtual = (unsigned long)S3C_VA_VIC0,
+ .virtual = (unsigned long)VA_VIC0,
.pfn = __phys_to_pfn(S3C64XX_PA_VIC0),
.length = SZ_16K,
.type = MT_DEVICE,
}, {
- .virtual = (unsigned long)S3C_VA_VIC1,
+ .virtual = (unsigned long)VA_VIC1,
.pfn = __phys_to_pfn(S3C64XX_PA_VIC1),
.length = SZ_16K,
.type = MT_DEVICE,
diff --git a/arch/arm/plat-s3c64xx/dev-adc.c b/arch/arm/plat-s3c64xx/dev-adc.c
new file mode 100644
index 0000000..fafef9b
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/dev-adc.c
@@ -0,0 +1,46 @@
+/* linux/arch/arm/plat-s3c64xx/dev-adc.c
+ *
+ * Copyright 2010 Maurus Cuelenaere
+ *
+ * S3C64xx series device definition for ADC device
+ *
+ * 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/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/adc.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_adc_resource[] = {
+ [0] = {
+ .start = S3C64XX_PA_ADC,
+ .end = S3C64XX_PA_ADC + SZ_256 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_TC,
+ .end = IRQ_TC,
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = IRQ_ADC,
+ .end = IRQ_ADC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device s3c_device_adc = {
+ .name = "s3c64xx-adc",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s3c_adc_resource),
+ .resource = s3c_adc_resource,
+};
diff --git a/arch/arm/plat-s3c64xx/dev-audio.c b/arch/arm/plat-s3c64xx/dev-audio.c
index a21a88f..f6b7bfb 100644
--- a/arch/arm/plat-s3c64xx/dev-audio.c
+++ b/arch/arm/plat-s3c64xx/dev-audio.c
@@ -3,7 +3,6 @@
* Copyright 2009 Wolfson Microelectronics
* Mark Brown <broonie@opensource.wolfsonmicro.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.
@@ -20,16 +19,69 @@
#include <plat/devs.h>
#include <plat/audio.h>
+#include <plat/gpio-bank-c.h>
#include <plat/gpio-bank-d.h>
#include <plat/gpio-bank-e.h>
+#include <plat/gpio-bank-h.h>
#include <plat/gpio-cfg.h>
+static int s3c64xx_i2sv3_cfg_gpio(struct platform_device *pdev)
+{
+ switch (pdev->id) {
+ case 0:
+ s3c_gpio_cfgpin(S3C64XX_GPD(0), S3C64XX_GPD0_I2S0_CLK);
+ s3c_gpio_cfgpin(S3C64XX_GPD(1), S3C64XX_GPD1_I2S0_CDCLK);
+ s3c_gpio_cfgpin(S3C64XX_GPD(2), S3C64XX_GPD2_I2S0_LRCLK);
+ s3c_gpio_cfgpin(S3C64XX_GPD(3), S3C64XX_GPD3_I2S0_DI);
+ s3c_gpio_cfgpin(S3C64XX_GPD(4), S3C64XX_GPD4_I2S0_D0);
+ break;
+ case 1:
+ s3c_gpio_cfgpin(S3C64XX_GPE(0), S3C64XX_GPE0_I2S1_CLK);
+ s3c_gpio_cfgpin(S3C64XX_GPE(1), S3C64XX_GPE1_I2S1_CDCLK);
+ s3c_gpio_cfgpin(S3C64XX_GPE(2), S3C64XX_GPE2_I2S1_LRCLK);
+ s3c_gpio_cfgpin(S3C64XX_GPE(3), S3C64XX_GPE3_I2S1_DI);
+ s3c_gpio_cfgpin(S3C64XX_GPE(4), S3C64XX_GPE4_I2S1_D0);
+ default:
+ printk(KERN_DEBUG "Invalid I2S Controller number!");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int s3c64xx_i2sv4_cfg_gpio(struct platform_device *pdev)
+{
+ s3c_gpio_cfgpin(S3C64XX_GPC(4), S3C64XX_GPC4_I2S_V40_DO0);
+ s3c_gpio_cfgpin(S3C64XX_GPC(5), S3C64XX_GPC5_I2S_V40_DO1);
+ s3c_gpio_cfgpin(S3C64XX_GPC(7), S3C64XX_GPC7_I2S_V40_DO2);
+ s3c_gpio_cfgpin(S3C64XX_GPH(6), S3C64XX_GPH6_I2S_V40_BCLK);
+ s3c_gpio_cfgpin(S3C64XX_GPH(7), S3C64XX_GPH7_I2S_V40_CDCLK);
+ s3c_gpio_cfgpin(S3C64XX_GPH(8), S3C64XX_GPH8_I2S_V40_LRCLK);
+ s3c_gpio_cfgpin(S3C64XX_GPH(9), S3C64XX_GPH9_I2S_V40_DI);
+
+ return 0;
+}
+
static struct resource s3c64xx_iis0_resource[] = {
[0] = {
.start = S3C64XX_PA_IIS0,
.end = S3C64XX_PA_IIS0 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
+ [1] = {
+ .start = DMACH_I2S0_OUT,
+ .end = DMACH_I2S0_OUT,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_I2S0_IN,
+ .end = DMACH_I2S0_IN,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+static struct s3c_audio_pdata s3c_i2s0_pdata = {
+ .cfg_gpio = s3c64xx_i2sv3_cfg_gpio,
};
struct platform_device s3c64xx_device_iis0 = {
@@ -37,6 +89,9 @@ struct platform_device s3c64xx_device_iis0 = {
.id = 0,
.num_resources = ARRAY_SIZE(s3c64xx_iis0_resource),
.resource = s3c64xx_iis0_resource,
+ .dev = {
+ .platform_data = &s3c_i2s0_pdata,
+ },
};
EXPORT_SYMBOL(s3c64xx_device_iis0);
@@ -46,6 +101,20 @@ static struct resource s3c64xx_iis1_resource[] = {
.end = S3C64XX_PA_IIS1 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
+ [1] = {
+ .start = DMACH_I2S1_OUT,
+ .end = DMACH_I2S1_OUT,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_I2S1_IN,
+ .end = DMACH_I2S1_IN,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+static struct s3c_audio_pdata s3c_i2s1_pdata = {
+ .cfg_gpio = s3c64xx_i2sv3_cfg_gpio,
};
struct platform_device s3c64xx_device_iis1 = {
@@ -53,6 +122,9 @@ struct platform_device s3c64xx_device_iis1 = {
.id = 1,
.num_resources = ARRAY_SIZE(s3c64xx_iis1_resource),
.resource = s3c64xx_iis1_resource,
+ .dev = {
+ .platform_data = &s3c_i2s1_pdata,
+ },
};
EXPORT_SYMBOL(s3c64xx_device_iis1);
@@ -62,6 +134,20 @@ static struct resource s3c64xx_iisv4_resource[] = {
.end = S3C64XX_PA_IISV4 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
+ [1] = {
+ .start = DMACH_HSI_I2SV40_TX,
+ .end = DMACH_HSI_I2SV40_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_HSI_I2SV40_RX,
+ .end = DMACH_HSI_I2SV40_RX,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+static struct s3c_audio_pdata s3c_i2sv4_pdata = {
+ .cfg_gpio = s3c64xx_i2sv4_cfg_gpio,
};
struct platform_device s3c64xx_device_iisv4 = {
@@ -69,6 +155,9 @@ struct platform_device s3c64xx_device_iisv4 = {
.id = -1,
.num_resources = ARRAY_SIZE(s3c64xx_iisv4_resource),
.resource = s3c64xx_iisv4_resource,
+ .dev = {
+ .platform_data = &s3c_i2sv4_pdata,
+ },
};
EXPORT_SYMBOL(s3c64xx_device_iisv4);
diff --git a/arch/arm/plat-s3c64xx/dev-rtc.c b/arch/arm/plat-s3c64xx/dev-rtc.c
new file mode 100644
index 0000000..b9e7a05
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/dev-rtc.c
@@ -0,0 +1,43 @@
+/* linux/arch/arm/plat-s3c64xx/dev-rtc.c
+ *
+ * Copyright 2009 by Maurus Cuelenaere <mcuelenaere@gmail.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/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/devs.h>
+
+static struct resource s3c_rtc_resource[] = {
+ [0] = {
+ .start = S3C64XX_PA_RTC,
+ .end = S3C64XX_PA_RTC + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_RTC_ALARM,
+ .end = IRQ_RTC_ALARM,
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = IRQ_RTC_TIC,
+ .end = IRQ_RTC_TIC,
+ .flags = IORESOURCE_IRQ
+ }
+};
+
+struct platform_device s3c_device_rtc = {
+ .name = "s3c64xx-rtc",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s3c_rtc_resource),
+ .resource = s3c_rtc_resource,
+};
+EXPORT_SYMBOL(s3c_device_rtc);
diff --git a/arch/arm/plat-s3c64xx/dev-spi.c b/arch/arm/plat-s3c64xx/dev-spi.c
new file mode 100644
index 0000000..ca10388
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/dev-spi.c
@@ -0,0 +1,183 @@
+/* linux/arch/arm/plat-s3c64xx/dev-spi.c
+ *
+ * Copyright (C) 2009 Samsung Electronics Ltd.
+ * Jaswinder Singh <jassi.brar@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/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+
+#include <mach/dma.h>
+#include <mach/map.h>
+#include <mach/gpio.h>
+
+#include <plat/spi-clocks.h>
+
+#include <plat/s3c64xx-spi.h>
+#include <plat/gpio-bank-c.h>
+#include <plat/gpio-cfg.h>
+#include <plat/irqs.h>
+
+static char *spi_src_clks[] = {
+ [S3C64XX_SPI_SRCCLK_PCLK] = "pclk",
+ [S3C64XX_SPI_SRCCLK_SPIBUS] = "spi-bus",
+ [S3C64XX_SPI_SRCCLK_48M] = "spi_48m",
+};
+
+/* SPI Controller platform_devices */
+
+/* Since we emulate multi-cs capability, we do not touch the GPC-3,7.
+ * The emulated CS is toggled by board specific mechanism, as it can
+ * be either some immediate GPIO or some signal out of some other
+ * chip in between ... or some yet another way.
+ * We simply do not assume anything about CS.
+ */
+static int s3c64xx_spi_cfg_gpio(struct platform_device *pdev)
+{
+ switch (pdev->id) {
+ case 0:
+ s3c_gpio_cfgpin(S3C64XX_GPC(0), S3C64XX_GPC0_SPI_MISO0);
+ s3c_gpio_cfgpin(S3C64XX_GPC(1), S3C64XX_GPC1_SPI_CLKO);
+ s3c_gpio_cfgpin(S3C64XX_GPC(2), S3C64XX_GPC2_SPI_MOSIO);
+ s3c_gpio_setpull(S3C64XX_GPC(0), S3C_GPIO_PULL_UP);
+ s3c_gpio_setpull(S3C64XX_GPC(1), S3C_GPIO_PULL_UP);
+ s3c_gpio_setpull(S3C64XX_GPC(2), S3C_GPIO_PULL_UP);
+ break;
+
+ case 1:
+ s3c_gpio_cfgpin(S3C64XX_GPC(4), S3C64XX_GPC4_SPI_MISO1);
+ s3c_gpio_cfgpin(S3C64XX_GPC(5), S3C64XX_GPC5_SPI_CLK1);
+ s3c_gpio_cfgpin(S3C64XX_GPC(6), S3C64XX_GPC6_SPI_MOSI1);
+ s3c_gpio_setpull(S3C64XX_GPC(4), S3C_GPIO_PULL_UP);
+ s3c_gpio_setpull(S3C64XX_GPC(5), S3C_GPIO_PULL_UP);
+ s3c_gpio_setpull(S3C64XX_GPC(6), S3C_GPIO_PULL_UP);
+ break;
+
+ default:
+ dev_err(&pdev->dev, "Invalid SPI Controller number!");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static struct resource s3c64xx_spi0_resource[] = {
+ [0] = {
+ .start = S3C64XX_PA_SPI0,
+ .end = S3C64XX_PA_SPI0 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_SPI0_TX,
+ .end = DMACH_SPI0_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_SPI0_RX,
+ .end = DMACH_SPI0_RX,
+ .flags = IORESOURCE_DMA,
+ },
+ [3] = {
+ .start = IRQ_SPI0,
+ .end = IRQ_SPI0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct s3c64xx_spi_info s3c64xx_spi0_pdata = {
+ .cfg_gpio = s3c64xx_spi_cfg_gpio,
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 13,
+};
+
+static u64 spi_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device s3c64xx_device_spi0 = {
+ .name = "s3c64xx-spi",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(s3c64xx_spi0_resource),
+ .resource = s3c64xx_spi0_resource,
+ .dev = {
+ .dma_mask = &spi_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &s3c64xx_spi0_pdata,
+ },
+};
+EXPORT_SYMBOL(s3c64xx_device_spi0);
+
+static struct resource s3c64xx_spi1_resource[] = {
+ [0] = {
+ .start = S3C64XX_PA_SPI1,
+ .end = S3C64XX_PA_SPI1 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_SPI1_TX,
+ .end = DMACH_SPI1_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_SPI1_RX,
+ .end = DMACH_SPI1_RX,
+ .flags = IORESOURCE_DMA,
+ },
+ [3] = {
+ .start = IRQ_SPI1,
+ .end = IRQ_SPI1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct s3c64xx_spi_info s3c64xx_spi1_pdata = {
+ .cfg_gpio = s3c64xx_spi_cfg_gpio,
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 13,
+};
+
+struct platform_device s3c64xx_device_spi1 = {
+ .name = "s3c64xx-spi",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(s3c64xx_spi1_resource),
+ .resource = s3c64xx_spi1_resource,
+ .dev = {
+ .dma_mask = &spi_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &s3c64xx_spi1_pdata,
+ },
+};
+EXPORT_SYMBOL(s3c64xx_device_spi1);
+
+void __init s3c64xx_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
+{
+ struct s3c64xx_spi_info *pd;
+
+ /* Reject invalid configuration */
+ if (!num_cs || src_clk_nr < 0
+ || src_clk_nr > S3C64XX_SPI_SRCCLK_48M) {
+ printk(KERN_ERR "%s: Invalid SPI configuration\n", __func__);
+ return;
+ }
+
+ switch (cntrlr) {
+ case 0:
+ pd = &s3c64xx_spi0_pdata;
+ break;
+ case 1:
+ pd = &s3c64xx_spi1_pdata;
+ break;
+ default:
+ printk(KERN_ERR "%s: Invalid SPI controller(%d)\n",
+ __func__, cntrlr);
+ return;
+ }
+
+ pd->num_cs = num_cs;
+ pd->src_clk_nr = src_clk_nr;
+ pd->src_clk_name = spi_src_clks[src_clk_nr];
+}
diff --git a/arch/arm/plat-s3c64xx/dev-uart.c b/arch/arm/plat-s3c64xx/dev-uart.c
index 62c11a6..f797f74 100644
--- a/arch/arm/plat-s3c64xx/dev-uart.c
+++ b/arch/arm/plat-s3c64xx/dev-uart.c
@@ -145,32 +145,3 @@ struct s3c24xx_uart_resources s3c64xx_uart_resources[] __initdata = {
.nr_resources = ARRAY_SIZE(s3c64xx_uart3_resource),
},
};
-
-/* uart devices */
-
-static struct platform_device s3c24xx_uart_device0 = {
- .id = 0,
-};
-
-static struct platform_device s3c24xx_uart_device1 = {
- .id = 1,
-};
-
-static struct platform_device s3c24xx_uart_device2 = {
- .id = 2,
-};
-
-static struct platform_device s3c24xx_uart_device3 = {
- .id = 3,
-};
-
-struct platform_device *s3c24xx_uart_src[4] = {
- &s3c24xx_uart_device0,
- &s3c24xx_uart_device1,
- &s3c24xx_uart_device2,
- &s3c24xx_uart_device3,
-};
-
-struct platform_device *s3c24xx_uart_devs[4] = {
-};
-
diff --git a/arch/arm/plat-s3c64xx/gpiolib.c b/arch/arm/plat-s3c64xx/gpiolib.c
index 7785604..b6e3f55 100644
--- a/arch/arm/plat-s3c64xx/gpiolib.c
+++ b/arch/arm/plat-s3c64xx/gpiolib.c
@@ -18,8 +18,8 @@
#include <mach/map.h>
#include <mach/gpio.h>
-#include <mach/gpio-core.h>
+#include <plat/gpio-core.h>
#include <plat/gpio-cfg.h>
#include <plat/gpio-cfg-helpers.h>
#include <plat/regs-gpio.h>
@@ -49,150 +49,6 @@
* [2] BANK has two control registers, GPxCON0 and GPxCON1
*/
-#define OFF_GPCON (0x00)
-#define OFF_GPDAT (0x04)
-
-#define con_4bit_shift(__off) ((__off) * 4)
-
-#if 1
-#define gpio_dbg(x...) do { } while(0)
-#else
-#define gpio_dbg(x...) printk(KERN_DEBUG x)
-#endif
-
-/* The s3c64xx_gpiolib_4bit routines are to control the gpio banks where
- * the gpio configuration register (GPxCON) has 4 bits per GPIO, as the
- * following example:
- *
- * base + 0x00: Control register, 4 bits per gpio
- * gpio n: 4 bits starting at (4*n)
- * 0000 = input, 0001 = output, others mean special-function
- * base + 0x04: Data register, 1 bit per gpio
- * bit n: data bit n
- *
- * Note, since the data register is one bit per gpio and is at base + 0x4
- * we can use s3c_gpiolib_get and s3c_gpiolib_set to change the state of
- * the output.
-*/
-
-static int s3c64xx_gpiolib_4bit_input(struct gpio_chip *chip, unsigned offset)
-{
- struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
- void __iomem *base = ourchip->base;
- unsigned long con;
-
- con = __raw_readl(base + OFF_GPCON);
- con &= ~(0xf << con_4bit_shift(offset));
- __raw_writel(con, base + OFF_GPCON);
-
- gpio_dbg("%s: %p: CON now %08lx\n", __func__, base, con);
-
- return 0;
-}
-
-static int s3c64xx_gpiolib_4bit_output(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
- void __iomem *base = ourchip->base;
- unsigned long con;
- unsigned long dat;
-
- con = __raw_readl(base + OFF_GPCON);
- con &= ~(0xf << con_4bit_shift(offset));
- con |= 0x1 << con_4bit_shift(offset);
-
- dat = __raw_readl(base + OFF_GPDAT);
- if (value)
- dat |= 1 << offset;
- else
- dat &= ~(1 << offset);
-
- __raw_writel(dat, base + OFF_GPDAT);
- __raw_writel(con, base + OFF_GPCON);
- __raw_writel(dat, base + OFF_GPDAT);
-
- gpio_dbg("%s: %p: CON %08lx, DAT %08lx\n", __func__, base, con, dat);
-
- return 0;
-}
-
-/* The next set of routines are for the case where the GPIO configuration
- * registers are 4 bits per GPIO but there is more than one register (the
- * bank has more than 8 GPIOs.
- *
- * This case is the similar to the 4 bit case, but the registers are as
- * follows:
- *
- * base + 0x00: Control register, 4 bits per gpio (lower 8 GPIOs)
- * gpio n: 4 bits starting at (4*n)
- * 0000 = input, 0001 = output, others mean special-function
- * base + 0x04: Control register, 4 bits per gpio (up to 8 additions GPIOs)
- * gpio n: 4 bits starting at (4*n)
- * 0000 = input, 0001 = output, others mean special-function
- * base + 0x08: Data register, 1 bit per gpio
- * bit n: data bit n
- *
- * To allow us to use the s3c_gpiolib_get and s3c_gpiolib_set routines we
- * store the 'base + 0x4' address so that these routines see the data
- * register at ourchip->base + 0x04.
-*/
-
-static int s3c64xx_gpiolib_4bit2_input(struct gpio_chip *chip, unsigned offset)
-{
- struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
- void __iomem *base = ourchip->base;
- void __iomem *regcon = base;
- unsigned long con;
-
- if (offset > 7)
- offset -= 8;
- else
- regcon -= 4;
-
- con = __raw_readl(regcon);
- con &= ~(0xf << con_4bit_shift(offset));
- __raw_writel(con, regcon);
-
- gpio_dbg("%s: %p: CON %08lx\n", __func__, base, con);
-
- return 0;
-
-}
-
-static int s3c64xx_gpiolib_4bit2_output(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
- void __iomem *base = ourchip->base;
- void __iomem *regcon = base;
- unsigned long con;
- unsigned long dat;
-
- if (offset > 7)
- offset -= 8;
- else
- regcon -= 4;
-
- con = __raw_readl(regcon);
- con &= ~(0xf << con_4bit_shift(offset));
- con |= 0x1 << con_4bit_shift(offset);
-
- dat = __raw_readl(base + OFF_GPDAT);
- if (value)
- dat |= 1 << offset;
- else
- dat &= ~(1 << offset);
-
- __raw_writel(dat, base + OFF_GPDAT);
- __raw_writel(con, regcon);
- __raw_writel(dat, base + OFF_GPDAT);
-
- gpio_dbg("%s: %p: CON %08lx, DAT %08lx\n", __func__, base, con, dat);
-
- return 0;
-}
-
static struct s3c_gpio_cfg gpio_4bit_cfg_noint = {
.set_config = s3c_gpio_setcfg_s3c64xx_4bit,
.set_pull = s3c_gpio_setpull_updown,
@@ -399,20 +255,6 @@ static struct s3c_gpio_chip gpio_2bit[] = {
},
};
-static __init void s3c64xx_gpiolib_add_4bit(struct s3c_gpio_chip *chip)
-{
- chip->chip.direction_input = s3c64xx_gpiolib_4bit_input;
- chip->chip.direction_output = s3c64xx_gpiolib_4bit_output;
- chip->pm = __gpio_pm(&s3c_gpio_pm_4bit);
-}
-
-static __init void s3c64xx_gpiolib_add_4bit2(struct s3c_gpio_chip *chip)
-{
- chip->chip.direction_input = s3c64xx_gpiolib_4bit2_input;
- chip->chip.direction_output = s3c64xx_gpiolib_4bit2_output;
- chip->pm = __gpio_pm(&s3c_gpio_pm_4bit);
-}
-
static __init void s3c64xx_gpiolib_add_2bit(struct s3c_gpio_chip *chip)
{
chip->pm = __gpio_pm(&s3c_gpio_pm_2bit);
@@ -432,10 +274,10 @@ static __init void s3c64xx_gpiolib_add(struct s3c_gpio_chip *chips,
static __init int s3c64xx_gpiolib_init(void)
{
s3c64xx_gpiolib_add(gpio_4bit, ARRAY_SIZE(gpio_4bit),
- s3c64xx_gpiolib_add_4bit);
+ samsung_gpiolib_add_4bit);
s3c64xx_gpiolib_add(gpio_4bit2, ARRAY_SIZE(gpio_4bit2),
- s3c64xx_gpiolib_add_4bit2);
+ samsung_gpiolib_add_4bit2);
s3c64xx_gpiolib_add(gpio_2bit, ARRAY_SIZE(gpio_2bit),
s3c64xx_gpiolib_add_2bit);
diff --git a/arch/arm/plat-s3c64xx/include/plat/irqs.h b/arch/arm/plat-s3c64xx/include/plat/irqs.h
index 7956fd3..a227581 100644
--- a/arch/arm/plat-s3c64xx/include/plat/irqs.h
+++ b/arch/arm/plat-s3c64xx/include/plat/irqs.h
@@ -24,8 +24,8 @@
#define S3C_IRQ(x) ((x) + S3C_IRQ_OFFSET)
-#define S3C_VIC0_BASE S3C_IRQ(0)
-#define S3C_VIC1_BASE S3C_IRQ(32)
+#define IRQ_VIC0_BASE S3C_IRQ(0)
+#define IRQ_VIC1_BASE S3C_IRQ(32)
/* UART interrupts, each UART has 4 intterupts per channel so
* use the space between the ISA and S3C main interrupts. Note, these
@@ -59,8 +59,8 @@
/* VIC based IRQs */
-#define S3C64XX_IRQ_VIC0(x) (S3C_VIC0_BASE + (x))
-#define S3C64XX_IRQ_VIC1(x) (S3C_VIC1_BASE + (x))
+#define S3C64XX_IRQ_VIC0(x) (IRQ_VIC0_BASE + (x))
+#define S3C64XX_IRQ_VIC1(x) (IRQ_VIC1_BASE + (x))
/* VIC0 */
@@ -198,7 +198,11 @@
* interrupt controllers). */
#define IRQ_BOARD_START (IRQ_EINT_GROUP9_BASE + IRQ_EINT_GROUP9_NR + 1)
+#ifdef CONFIG_SMDK6410_WM1190_EV1
+#define IRQ_BOARD_NR 64
+#else
#define IRQ_BOARD_NR 16
+#endif
#define IRQ_BOARD_END (IRQ_BOARD_START + IRQ_BOARD_NR)
diff --git a/arch/arm/plat-s3c64xx/include/plat/regs-clock.h b/arch/arm/plat-s3c64xx/include/plat/regs-clock.h
index ff46e7f..3ef6274 100644
--- a/arch/arm/plat-s3c64xx/include/plat/regs-clock.h
+++ b/arch/arm/plat-s3c64xx/include/plat/regs-clock.h
@@ -35,14 +35,6 @@
#define S3C_MEM0_GATE S3C_CLKREG(0x3C)
/* CLKDIV0 */
-#define S3C6400_CLKDIV0_MFC_MASK (0xf << 28)
-#define S3C6400_CLKDIV0_MFC_SHIFT (28)
-#define S3C6400_CLKDIV0_JPEG_MASK (0xf << 24)
-#define S3C6400_CLKDIV0_JPEG_SHIFT (24)
-#define S3C6400_CLKDIV0_CAM_MASK (0xf << 20)
-#define S3C6400_CLKDIV0_CAM_SHIFT (20)
-#define S3C6400_CLKDIV0_SECURITY_MASK (0x3 << 18)
-#define S3C6400_CLKDIV0_SECURITY_SHIFT (18)
#define S3C6400_CLKDIV0_PCLK_MASK (0xf << 12)
#define S3C6400_CLKDIV0_PCLK_SHIFT (12)
#define S3C6400_CLKDIV0_HCLK2_MASK (0x7 << 9)
@@ -51,42 +43,11 @@
#define S3C6400_CLKDIV0_HCLK_SHIFT (8)
#define S3C6400_CLKDIV0_MPLL_MASK (0x1 << 4)
#define S3C6400_CLKDIV0_MPLL_SHIFT (4)
+
#define S3C6400_CLKDIV0_ARM_MASK (0x7 << 0)
#define S3C6410_CLKDIV0_ARM_MASK (0xf << 0)
#define S3C6400_CLKDIV0_ARM_SHIFT (0)
-/* CLKDIV1 */
-#define S3C6410_CLKDIV1_FIMC_MASK (0xf << 24)
-#define S3C6410_CLKDIV1_FIMC_SHIFT (24)
-#define S3C6400_CLKDIV1_UHOST_MASK (0xf << 20)
-#define S3C6400_CLKDIV1_UHOST_SHIFT (20)
-#define S3C6400_CLKDIV1_SCALER_MASK (0xf << 16)
-#define S3C6400_CLKDIV1_SCALER_SHIFT (16)
-#define S3C6400_CLKDIV1_LCD_MASK (0xf << 12)
-#define S3C6400_CLKDIV1_LCD_SHIFT (12)
-#define S3C6400_CLKDIV1_MMC2_MASK (0xf << 8)
-#define S3C6400_CLKDIV1_MMC2_SHIFT (8)
-#define S3C6400_CLKDIV1_MMC1_MASK (0xf << 4)
-#define S3C6400_CLKDIV1_MMC1_SHIFT (4)
-#define S3C6400_CLKDIV1_MMC0_MASK (0xf << 0)
-#define S3C6400_CLKDIV1_MMC0_SHIFT (0)
-
-/* CLKDIV2 */
-#define S3C6410_CLKDIV2_AUDIO2_MASK (0xf << 24)
-#define S3C6410_CLKDIV2_AUDIO2_SHIFT (24)
-#define S3C6400_CLKDIV2_IRDA_MASK (0xf << 20)
-#define S3C6400_CLKDIV2_IRDA_SHIFT (20)
-#define S3C6400_CLKDIV2_UART_MASK (0xf << 16)
-#define S3C6400_CLKDIV2_UART_SHIFT (16)
-#define S3C6400_CLKDIV2_AUDIO1_MASK (0xf << 12)
-#define S3C6400_CLKDIV2_AUDIO1_SHIFT (12)
-#define S3C6400_CLKDIV2_AUDIO0_MASK (0xf << 8)
-#define S3C6400_CLKDIV2_AUDIO0_SHIFT (8)
-#define S3C6400_CLKDIV2_SPI1_MASK (0xf << 4)
-#define S3C6400_CLKDIV2_SPI1_SHIFT (4)
-#define S3C6400_CLKDIV2_SPI0_MASK (0xf << 0)
-#define S3C6400_CLKDIV2_SPI0_SHIFT (0)
-
/* HCLK GATE Registers */
#define S3C_CLKCON_HCLK_3DSE (1<<31)
#define S3C_CLKCON_HCLK_UHOST (1<<29)
@@ -192,34 +153,4 @@
#define S3C6400_CLKSRC_EPLL_MOUT_SHIFT (2)
#define S3C6400_CLKSRC_MFC (1 << 4)
-#define S3C6410_CLKSRC_TV27_MASK (0x1 << 31)
-#define S3C6410_CLKSRC_TV27_SHIFT (31)
-#define S3C6410_CLKSRC_DAC27_MASK (0x1 << 30)
-#define S3C6410_CLKSRC_DAC27_SHIFT (30)
-#define S3C6400_CLKSRC_SCALER_MASK (0x3 << 28)
-#define S3C6400_CLKSRC_SCALER_SHIFT (28)
-#define S3C6400_CLKSRC_LCD_MASK (0x3 << 26)
-#define S3C6400_CLKSRC_LCD_SHIFT (26)
-#define S3C6400_CLKSRC_IRDA_MASK (0x3 << 24)
-#define S3C6400_CLKSRC_IRDA_SHIFT (24)
-#define S3C6400_CLKSRC_MMC2_MASK (0x3 << 22)
-#define S3C6400_CLKSRC_MMC2_SHIFT (22)
-#define S3C6400_CLKSRC_MMC1_MASK (0x3 << 20)
-#define S3C6400_CLKSRC_MMC1_SHIFT (20)
-#define S3C6400_CLKSRC_MMC0_MASK (0x3 << 18)
-#define S3C6400_CLKSRC_MMC0_SHIFT (18)
-#define S3C6400_CLKSRC_SPI1_MASK (0x3 << 16)
-#define S3C6400_CLKSRC_SPI1_SHIFT (16)
-#define S3C6400_CLKSRC_SPI0_MASK (0x3 << 14)
-#define S3C6400_CLKSRC_SPI0_SHIFT (14)
-#define S3C6400_CLKSRC_UART_MASK (0x1 << 13)
-#define S3C6400_CLKSRC_UART_SHIFT (13)
-#define S3C6400_CLKSRC_AUDIO1_MASK (0x7 << 10)
-#define S3C6400_CLKSRC_AUDIO1_SHIFT (10)
-#define S3C6400_CLKSRC_AUDIO0_MASK (0x7 << 7)
-#define S3C6400_CLKSRC_AUDIO0_SHIFT (7)
-#define S3C6400_CLKSRC_UHOST_MASK (0x3 << 5)
-#define S3C6400_CLKSRC_UHOST_SHIFT (5)
-
-
#endif /* _PLAT_REGS_CLOCK_H */
diff --git a/arch/arm/plat-s3c64xx/include/plat/regs-srom.h b/arch/arm/plat-s3c64xx/include/plat/regs-srom.h
new file mode 100644
index 0000000..756731b
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/include/plat/regs-srom.h
@@ -0,0 +1,59 @@
+/* arch/arm/plat-s3c64xx/include/plat/regs-srom.h
+ *
+ * Copyright 2009 Andy Green <andy@warmcat.com>
+ *
+ * S3C64XX SROM 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 __PLAT_REGS_SROM_H
+#define __PLAT_REGS_SROM_H __FILE__
+
+#define S3C64XX_SROMREG(x) (S3C_VA_MEM + (x))
+
+#define S3C64XX_SROM_BW S3C64XX_SROMREG(0)
+#define S3C64XX_SROM_BC0 S3C64XX_SROMREG(4)
+#define S3C64XX_SROM_BC1 S3C64XX_SROMREG(8)
+#define S3C64XX_SROM_BC2 S3C64XX_SROMREG(0xc)
+#define S3C64XX_SROM_BC3 S3C64XX_SROMREG(0x10)
+#define S3C64XX_SROM_BC4 S3C64XX_SROMREG(0x14)
+#define S3C64XX_SROM_BC5 S3C64XX_SROMREG(0x18)
+
+/*
+ * one register BW holds 5 x 4-bit packed settings for NCS0 - NCS4
+ */
+
+#define S3C64XX_SROM_BW__DATAWIDTH__SHIFT 0
+#define S3C64XX_SROM_BW__WAITENABLE__SHIFT 2
+#define S3C64XX_SROM_BW__BYTEENABLE__SHIFT 3
+#define S3C64XX_SROM_BW__CS_MASK 0xf
+
+#define S3C64XX_SROM_BW__NCS0__SHIFT 0
+#define S3C64XX_SROM_BW__NCS1__SHIFT 4
+#define S3C64XX_SROM_BW__NCS2__SHIFT 8
+#define S3C64XX_SROM_BW__NCS3__SHIFT 0xc
+#define S3C64XX_SROM_BW__NCS4__SHIFT 0x10
+
+/*
+ * applies to same to BCS0 - BCS4
+ */
+
+#define S3C64XX_SROM_BCX__PMC__SHIFT 0
+#define S3C64XX_SROM_BCX__PMC__MASK 3
+#define S3C64XX_SROM_BCX__TACP__SHIFT 4
+#define S3C64XX_SROM_BCX__TACP__MASK 0xf
+#define S3C64XX_SROM_BCX__TCAH__SHIFT 8
+#define S3C64XX_SROM_BCX__TCAH__MASK 0xf
+#define S3C64XX_SROM_BCX__TCOH__SHIFT 12
+#define S3C64XX_SROM_BCX__TCOH__MASK 0xf
+#define S3C64XX_SROM_BCX__TACC__SHIFT 16
+#define S3C64XX_SROM_BCX__TACC__MASK 0x1f
+#define S3C64XX_SROM_BCX__TCOS__SHIFT 24
+#define S3C64XX_SROM_BCX__TCOS__MASK 0xf
+#define S3C64XX_SROM_BCX__TACS__SHIFT 28
+#define S3C64XX_SROM_BCX__TACS__MASK 0xf
+
+#endif /* _PLAT_REGS_SROM_H */
diff --git a/arch/arm/plat-s3c64xx/include/plat/spi-clocks.h b/arch/arm/plat-s3c64xx/include/plat/spi-clocks.h
new file mode 100644
index 0000000..524bdae
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/include/plat/spi-clocks.h
@@ -0,0 +1,18 @@
+/* linux/arch/arm/plat-s3c64xx/include/plat/spi-clocks.h
+ *
+ * Copyright (C) 2009 Samsung Electronics Ltd.
+ * Jaswinder Singh <jassi.brar@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.
+ */
+
+#ifndef __S3C64XX_PLAT_SPI_CLKS_H
+#define __S3C64XX_PLAT_SPI_CLKS_H __FILE__
+
+#define S3C64XX_SPI_SRCCLK_PCLK 0
+#define S3C64XX_SPI_SRCCLK_SPIBUS 1
+#define S3C64XX_SPI_SRCCLK_48M 2
+
+#endif /* __S3C64XX_PLAT_SPI_CLKS_H */
diff --git a/arch/arm/plat-s3c64xx/irq.c b/arch/arm/plat-s3c64xx/irq.c
index 8dc5b6d..67a145d 100644
--- a/arch/arm/plat-s3c64xx/irq.c
+++ b/arch/arm/plat-s3c64xx/irq.c
@@ -21,88 +21,11 @@
#include <asm/hardware/vic.h>
#include <mach/map.h>
-#include <plat/regs-serial.h>
-#include <plat/regs-timer.h>
+#include <plat/irq-vic-timer.h>
+#include <plat/irq-uart.h>
#include <plat/cpu.h>
-/* Timer interrupt handling */
-
-static void s3c_irq_demux_timer(unsigned int base_irq, unsigned int sub_irq)
-{
- generic_handle_irq(sub_irq);
-}
-
-static void s3c_irq_demux_timer0(unsigned int irq, struct irq_desc *desc)
-{
- s3c_irq_demux_timer(irq, IRQ_TIMER0);
-}
-
-static void s3c_irq_demux_timer1(unsigned int irq, struct irq_desc *desc)
-{
- s3c_irq_demux_timer(irq, IRQ_TIMER1);
-}
-
-static void s3c_irq_demux_timer2(unsigned int irq, struct irq_desc *desc)
-{
- s3c_irq_demux_timer(irq, IRQ_TIMER2);
-}
-
-static void s3c_irq_demux_timer3(unsigned int irq, struct irq_desc *desc)
-{
- s3c_irq_demux_timer(irq, IRQ_TIMER3);
-}
-
-static void s3c_irq_demux_timer4(unsigned int irq, struct irq_desc *desc)
-{
- s3c_irq_demux_timer(irq, IRQ_TIMER4);
-}
-
-/* We assume the IRQ_TIMER0..IRQ_TIMER4 range is continuous. */
-
-static void s3c_irq_timer_mask(unsigned int irq)
-{
- u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
-
- reg &= 0x1f; /* mask out pending interrupts */
- reg &= ~(1 << (irq - IRQ_TIMER0));
- __raw_writel(reg, S3C64XX_TINT_CSTAT);
-}
-
-static void s3c_irq_timer_unmask(unsigned int irq)
-{
- u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
-
- reg &= 0x1f; /* mask out pending interrupts */
- reg |= 1 << (irq - IRQ_TIMER0);
- __raw_writel(reg, S3C64XX_TINT_CSTAT);
-}
-
-static void s3c_irq_timer_ack(unsigned int irq)
-{
- u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
-
- reg &= 0x1f;
- reg |= (1 << 5) << (irq - IRQ_TIMER0);
- __raw_writel(reg, S3C64XX_TINT_CSTAT);
-}
-
-static struct irq_chip s3c_irq_timer = {
- .name = "s3c-timer",
- .mask = s3c_irq_timer_mask,
- .unmask = s3c_irq_timer_unmask,
- .ack = s3c_irq_timer_ack,
-};
-
-struct uart_irq {
- void __iomem *regs;
- unsigned int base_irq;
- unsigned int parent_irq;
-};
-
-/* Note, we make use of the fact that the parent IRQs, IRQ_UART[0..3]
- * are consecutive when looking up the interrupt in the demux routines.
- */
-static struct uart_irq uart_irqs[] = {
+static struct s3c_uart_irq uart_irqs[] = {
[0] = {
.regs = S3C_VA_UART0,
.base_irq = IRQ_S3CUART_BASE0,
@@ -125,132 +48,22 @@ static struct uart_irq uart_irqs[] = {
},
};
-static inline void __iomem *s3c_irq_uart_base(unsigned int irq)
-{
- struct uart_irq *uirq = get_irq_chip_data(irq);
- return uirq->regs;
-}
-
-static inline unsigned int s3c_irq_uart_bit(unsigned int irq)
-{
- return irq & 3;
-}
-
-/* UART interrupt registers, not worth adding to seperate include header */
-
-static void s3c_irq_uart_mask(unsigned int irq)
-{
- void __iomem *regs = s3c_irq_uart_base(irq);
- unsigned int bit = s3c_irq_uart_bit(irq);
- u32 reg;
-
- reg = __raw_readl(regs + S3C64XX_UINTM);
- reg |= (1 << bit);
- __raw_writel(reg, regs + S3C64XX_UINTM);
-}
-
-static void s3c_irq_uart_maskack(unsigned int irq)
-{
- void __iomem *regs = s3c_irq_uart_base(irq);
- unsigned int bit = s3c_irq_uart_bit(irq);
- u32 reg;
-
- reg = __raw_readl(regs + S3C64XX_UINTM);
- reg |= (1 << bit);
- __raw_writel(reg, regs + S3C64XX_UINTM);
- __raw_writel(1 << bit, regs + S3C64XX_UINTP);
-}
-
-static void s3c_irq_uart_unmask(unsigned int irq)
-{
- void __iomem *regs = s3c_irq_uart_base(irq);
- unsigned int bit = s3c_irq_uart_bit(irq);
- u32 reg;
-
- reg = __raw_readl(regs + S3C64XX_UINTM);
- reg &= ~(1 << bit);
- __raw_writel(reg, regs + S3C64XX_UINTM);
-}
-
-static void s3c_irq_uart_ack(unsigned int irq)
-{
- void __iomem *regs = s3c_irq_uart_base(irq);
- unsigned int bit = s3c_irq_uart_bit(irq);
-
- __raw_writel(1 << bit, regs + S3C64XX_UINTP);
-}
-
-static void s3c_irq_demux_uart(unsigned int irq, struct irq_desc *desc)
-{
- struct uart_irq *uirq = &uart_irqs[irq - IRQ_UART0];
- u32 pend = __raw_readl(uirq->regs + S3C64XX_UINTP);
- int base = uirq->base_irq;
-
- if (pend & (1 << 0))
- generic_handle_irq(base);
- if (pend & (1 << 1))
- generic_handle_irq(base + 1);
- if (pend & (1 << 2))
- generic_handle_irq(base + 2);
- if (pend & (1 << 3))
- generic_handle_irq(base + 3);
-}
-
-static struct irq_chip s3c_irq_uart = {
- .name = "s3c-uart",
- .mask = s3c_irq_uart_mask,
- .unmask = s3c_irq_uart_unmask,
- .mask_ack = s3c_irq_uart_maskack,
- .ack = s3c_irq_uart_ack,
-};
-
-static void __init s3c64xx_uart_irq(struct uart_irq *uirq)
-{
- void __iomem *reg_base = uirq->regs;
- unsigned int irq;
- int offs;
-
- /* mask all interrupts at the start. */
- __raw_writel(0xf, reg_base + S3C64XX_UINTM);
-
- for (offs = 0; offs < 3; offs++) {
- irq = uirq->base_irq + offs;
-
- set_irq_chip(irq, &s3c_irq_uart);
- set_irq_chip_data(irq, uirq);
- set_irq_handler(irq, handle_level_irq);
- set_irq_flags(irq, IRQF_VALID);
- }
-
- set_irq_chained_handler(uirq->parent_irq, s3c_irq_demux_uart);
-}
void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid)
{
- int uart, irq;
-
printk(KERN_DEBUG "%s: initialising interrupts\n", __func__);
/* initialise the pair of VICs */
- vic_init(S3C_VA_VIC0, S3C_VIC0_BASE, vic0_valid, 0);
- vic_init(S3C_VA_VIC1, S3C_VIC1_BASE, vic1_valid, 0);
+ vic_init(VA_VIC0, IRQ_VIC0_BASE, vic0_valid, 0);
+ vic_init(VA_VIC1, IRQ_VIC1_BASE, vic1_valid, 0);
/* add the timer sub-irqs */
- set_irq_chained_handler(IRQ_TIMER0_VIC, s3c_irq_demux_timer0);
- set_irq_chained_handler(IRQ_TIMER1_VIC, s3c_irq_demux_timer1);
- set_irq_chained_handler(IRQ_TIMER2_VIC, s3c_irq_demux_timer2);
- set_irq_chained_handler(IRQ_TIMER3_VIC, s3c_irq_demux_timer3);
- set_irq_chained_handler(IRQ_TIMER4_VIC, s3c_irq_demux_timer4);
-
- for (irq = IRQ_TIMER0; irq <= IRQ_TIMER4; irq++) {
- set_irq_chip(irq, &s3c_irq_timer);
- set_irq_handler(irq, handle_level_irq);
- set_irq_flags(irq, IRQF_VALID);
- }
+ s3c_init_vic_timer_irq(IRQ_TIMER0_VIC, IRQ_TIMER0);
+ s3c_init_vic_timer_irq(IRQ_TIMER1_VIC, IRQ_TIMER1);
+ s3c_init_vic_timer_irq(IRQ_TIMER2_VIC, IRQ_TIMER2);
+ s3c_init_vic_timer_irq(IRQ_TIMER3_VIC, IRQ_TIMER3);
+ s3c_init_vic_timer_irq(IRQ_TIMER4_VIC, IRQ_TIMER4);
- for (uart = 0; uart < ARRAY_SIZE(uart_irqs); uart++)
- s3c64xx_uart_irq(&uart_irqs[uart]);
+ s3c_init_uart_irqs(uart_irqs, ARRAY_SIZE(uart_irqs));
}
-
-
diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c
index 6ffa21e..cb2bf4b 100644
--- a/arch/arm/plat-s3c64xx/s3c6400-clock.c
+++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c
@@ -29,6 +29,7 @@
#include <plat/regs-clock.h>
#include <plat/clock.h>
+#include <plat/clock-clksrc.h>
#include <plat/cpu.h>
#include <plat/pll.h>
@@ -46,22 +47,7 @@ static struct clk clk_ext_xtal_mux = {
#define clk_fin_epll clk_ext_xtal_mux
#define clk_fout_mpll clk_mpll
-
-struct clk_sources {
- unsigned int nr_sources;
- struct clk **sources;
-};
-
-struct clksrc_clk {
- struct clk clk;
- unsigned int mask;
- unsigned int shift;
-
- struct clk_sources *sources;
-
- unsigned int divider_shift;
- void __iomem *reg_divider;
-};
+#define clk_fout_epll clk_epll
static struct clk clk_fout_apll = {
.name = "fout_apll",
@@ -73,7 +59,7 @@ static struct clk *clk_src_apll_list[] = {
[1] = &clk_fout_apll,
};
-static struct clk_sources clk_src_apll = {
+static struct clksrc_sources clk_src_apll = {
.sources = clk_src_apll_list,
.nr_sources = ARRAY_SIZE(clk_src_apll_list),
};
@@ -83,22 +69,16 @@ static struct clksrc_clk clk_mout_apll = {
.name = "mout_apll",
.id = -1,
},
- .shift = S3C6400_CLKSRC_APLL_MOUT_SHIFT,
- .mask = S3C6400_CLKSRC_APLL_MOUT,
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 0, .size = 1 },
.sources = &clk_src_apll,
};
-static struct clk clk_fout_epll = {
- .name = "fout_epll",
- .id = -1,
-};
-
static struct clk *clk_src_epll_list[] = {
[0] = &clk_fin_epll,
[1] = &clk_fout_epll,
};
-static struct clk_sources clk_src_epll = {
+static struct clksrc_sources clk_src_epll = {
.sources = clk_src_epll_list,
.nr_sources = ARRAY_SIZE(clk_src_epll_list),
};
@@ -108,8 +88,7 @@ static struct clksrc_clk clk_mout_epll = {
.name = "mout_epll",
.id = -1,
},
- .shift = S3C6400_CLKSRC_EPLL_MOUT_SHIFT,
- .mask = S3C6400_CLKSRC_EPLL_MOUT,
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 2, .size = 1 },
.sources = &clk_src_epll,
};
@@ -118,7 +97,7 @@ static struct clk *clk_src_mpll_list[] = {
[1] = &clk_fout_mpll,
};
-static struct clk_sources clk_src_mpll = {
+static struct clksrc_sources clk_src_mpll = {
.sources = clk_src_mpll_list,
.nr_sources = ARRAY_SIZE(clk_src_mpll_list),
};
@@ -128,8 +107,7 @@ static struct clksrc_clk clk_mout_mpll = {
.name = "mout_mpll",
.id = -1,
},
- .shift = S3C6400_CLKSRC_MPLL_MOUT_SHIFT,
- .mask = S3C6400_CLKSRC_MPLL_MOUT,
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 1, .size = 1 },
.sources = &clk_src_mpll,
};
@@ -187,9 +165,11 @@ static struct clk clk_arm = {
.name = "armclk",
.id = -1,
.parent = &clk_mout_apll.clk,
- .get_rate = s3c64xx_clk_arm_get_rate,
- .set_rate = s3c64xx_clk_arm_set_rate,
- .round_rate = s3c64xx_clk_arm_round_rate,
+ .ops = &(struct clk_ops) {
+ .get_rate = s3c64xx_clk_arm_get_rate,
+ .set_rate = s3c64xx_clk_arm_set_rate,
+ .round_rate = s3c64xx_clk_arm_round_rate,
+ },
};
static unsigned long s3c64xx_clk_doutmpll_get_rate(struct clk *clk)
@@ -204,11 +184,15 @@ static unsigned long s3c64xx_clk_doutmpll_get_rate(struct clk *clk)
return rate;
}
+static struct clk_ops clk_dout_ops = {
+ .get_rate = s3c64xx_clk_doutmpll_get_rate,
+};
+
static struct clk clk_dout_mpll = {
.name = "dout_mpll",
.id = -1,
.parent = &clk_mout_mpll.clk,
- .get_rate = s3c64xx_clk_doutmpll_get_rate,
+ .ops = &clk_dout_ops,
};
static struct clk *clkset_spi_mmc_list[] = {
@@ -218,7 +202,7 @@ static struct clk *clkset_spi_mmc_list[] = {
&clk_27m,
};
-static struct clk_sources clkset_spi_mmc = {
+static struct clksrc_sources clkset_spi_mmc = {
.sources = clkset_spi_mmc_list,
.nr_sources = ARRAY_SIZE(clkset_spi_mmc_list),
};
@@ -230,7 +214,7 @@ static struct clk *clkset_irda_list[] = {
&clk_27m,
};
-static struct clk_sources clkset_irda = {
+static struct clksrc_sources clkset_irda = {
.sources = clkset_irda_list,
.nr_sources = ARRAY_SIZE(clkset_irda_list),
};
@@ -242,7 +226,7 @@ static struct clk *clkset_uart_list[] = {
NULL
};
-static struct clk_sources clkset_uart = {
+static struct clksrc_sources clkset_uart = {
.sources = clkset_uart_list,
.nr_sources = ARRAY_SIZE(clkset_uart_list),
};
@@ -254,12 +238,11 @@ static struct clk *clkset_uhost_list[] = {
&clk_fin_epll,
};
-static struct clk_sources clkset_uhost = {
+static struct clksrc_sources clkset_uhost = {
.sources = clkset_uhost_list,
.nr_sources = ARRAY_SIZE(clkset_uhost_list),
};
-
/* The peripheral clocks are all controlled via clocksource followed
* by an optional divider and gate stage. We currently roll this into
* one clock which hides the intermediate clock from the mux.
@@ -270,221 +253,7 @@ static struct clk_sources clkset_uhost = {
* have a common parent divisor so are not included here.
*/
-static inline struct clksrc_clk *to_clksrc(struct clk *clk)
-{
- return container_of(clk, struct clksrc_clk, clk);
-}
-
-static unsigned long s3c64xx_getrate_clksrc(struct clk *clk)
-{
- struct clksrc_clk *sclk = to_clksrc(clk);
- unsigned long rate = clk_get_rate(clk->parent);
- u32 clkdiv = __raw_readl(sclk->reg_divider);
-
- clkdiv >>= sclk->divider_shift;
- clkdiv &= 0xf;
- clkdiv++;
-
- rate /= clkdiv;
- return rate;
-}
-
-static int s3c64xx_setrate_clksrc(struct clk *clk, unsigned long rate)
-{
- struct clksrc_clk *sclk = to_clksrc(clk);
- void __iomem *reg = sclk->reg_divider;
- unsigned int div;
- u32 val;
-
- rate = clk_round_rate(clk, rate);
- div = clk_get_rate(clk->parent) / rate;
- if (div > 16)
- return -EINVAL;
-
- val = __raw_readl(reg);
- val &= ~(0xf << sclk->divider_shift);
- val |= (div - 1) << sclk->divider_shift;
- __raw_writel(val, reg);
-
- return 0;
-}
-
-static int s3c64xx_setparent_clksrc(struct clk *clk, struct clk *parent)
-{
- struct clksrc_clk *sclk = to_clksrc(clk);
- struct clk_sources *srcs = sclk->sources;
- u32 clksrc = __raw_readl(S3C_CLK_SRC);
- int src_nr = -1;
- int ptr;
-
- for (ptr = 0; ptr < srcs->nr_sources; ptr++)
- if (srcs->sources[ptr] == parent) {
- src_nr = ptr;
- break;
- }
-
- if (src_nr >= 0) {
- clksrc &= ~sclk->mask;
- clksrc |= src_nr << sclk->shift;
-
- __raw_writel(clksrc, S3C_CLK_SRC);
-
- clk->parent = parent;
- return 0;
- }
-
- return -EINVAL;
-}
-
-static unsigned long s3c64xx_roundrate_clksrc(struct clk *clk,
- unsigned long rate)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- int div;
-
- if (rate > parent_rate)
- rate = parent_rate;
- else {
- div = parent_rate / rate;
-
- if (div == 0)
- div = 1;
- if (div > 16)
- div = 16;
-
- rate = parent_rate / div;
- }
-
- return rate;
-}
-
-static struct clksrc_clk clk_mmc0 = {
- .clk = {
- .name = "mmc_bus",
- .id = 0,
- .ctrlbit = S3C_CLKCON_SCLK_MMC0,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_MMC0_SHIFT,
- .mask = S3C6400_CLKSRC_MMC0_MASK,
- .sources = &clkset_spi_mmc,
- .divider_shift = S3C6400_CLKDIV1_MMC0_SHIFT,
- .reg_divider = S3C_CLK_DIV1,
-};
-
-static struct clksrc_clk clk_mmc1 = {
- .clk = {
- .name = "mmc_bus",
- .id = 1,
- .ctrlbit = S3C_CLKCON_SCLK_MMC1,
- .enable = s3c64xx_sclk_ctrl,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .set_parent = s3c64xx_setparent_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_MMC1_SHIFT,
- .mask = S3C6400_CLKSRC_MMC1_MASK,
- .sources = &clkset_spi_mmc,
- .divider_shift = S3C6400_CLKDIV1_MMC1_SHIFT,
- .reg_divider = S3C_CLK_DIV1,
-};
-
-static struct clksrc_clk clk_mmc2 = {
- .clk = {
- .name = "mmc_bus",
- .id = 2,
- .ctrlbit = S3C_CLKCON_SCLK_MMC2,
- .enable = s3c64xx_sclk_ctrl,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .set_parent = s3c64xx_setparent_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_MMC2_SHIFT,
- .mask = S3C6400_CLKSRC_MMC2_MASK,
- .sources = &clkset_spi_mmc,
- .divider_shift = S3C6400_CLKDIV1_MMC2_SHIFT,
- .reg_divider = S3C_CLK_DIV1,
-};
-
-static struct clksrc_clk clk_usbhost = {
- .clk = {
- .name = "usb-bus-host",
- .id = -1,
- .ctrlbit = S3C_CLKCON_SCLK_UHOST,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_UHOST_SHIFT,
- .mask = S3C6400_CLKSRC_UHOST_MASK,
- .sources = &clkset_uhost,
- .divider_shift = S3C6400_CLKDIV1_UHOST_SHIFT,
- .reg_divider = S3C_CLK_DIV1,
-};
-
-static struct clksrc_clk clk_uart_uclk1 = {
- .clk = {
- .name = "uclk1",
- .id = -1,
- .ctrlbit = S3C_CLKCON_SCLK_UART,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_UART_SHIFT,
- .mask = S3C6400_CLKSRC_UART_MASK,
- .sources = &clkset_uart,
- .divider_shift = S3C6400_CLKDIV2_UART_SHIFT,
- .reg_divider = S3C_CLK_DIV2,
-};
-
-/* Where does UCLK0 come from? */
-
-static struct clksrc_clk clk_spi0 = {
- .clk = {
- .name = "spi-bus",
- .id = 0,
- .ctrlbit = S3C_CLKCON_SCLK_SPI0,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_SPI0_SHIFT,
- .mask = S3C6400_CLKSRC_SPI0_MASK,
- .sources = &clkset_spi_mmc,
- .divider_shift = S3C6400_CLKDIV2_SPI0_SHIFT,
- .reg_divider = S3C_CLK_DIV2,
-};
-
-static struct clksrc_clk clk_spi1 = {
- .clk = {
- .name = "spi-bus",
- .id = 1,
- .ctrlbit = S3C_CLKCON_SCLK_SPI1,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_SPI1_SHIFT,
- .mask = S3C6400_CLKSRC_SPI1_MASK,
- .sources = &clkset_spi_mmc,
- .divider_shift = S3C6400_CLKDIV2_SPI1_SHIFT,
- .reg_divider = S3C_CLK_DIV2,
-};
+/* clocks that feed other parts of the clock source tree */
static struct clk clk_iis_cd0 = {
.name = "iis_cdclk0",
@@ -509,29 +278,11 @@ static struct clk *clkset_audio0_list[] = {
[4] = &clk_pcm_cd,
};
-static struct clk_sources clkset_audio0 = {
+static struct clksrc_sources clkset_audio0 = {
.sources = clkset_audio0_list,
.nr_sources = ARRAY_SIZE(clkset_audio0_list),
};
-static struct clksrc_clk clk_audio0 = {
- .clk = {
- .name = "audio-bus",
- .id = 0,
- .ctrlbit = S3C_CLKCON_SCLK_AUDIO0,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_AUDIO0_SHIFT,
- .mask = S3C6400_CLKSRC_AUDIO0_MASK,
- .sources = &clkset_audio0,
- .divider_shift = S3C6400_CLKDIV2_AUDIO0_SHIFT,
- .reg_divider = S3C_CLK_DIV2,
-};
-
static struct clk *clkset_audio1_list[] = {
[0] = &clk_mout_epll.clk,
[1] = &clk_dout_mpll,
@@ -540,72 +291,133 @@ static struct clk *clkset_audio1_list[] = {
[4] = &clk_pcm_cd,
};
-static struct clk_sources clkset_audio1 = {
+static struct clksrc_sources clkset_audio1 = {
.sources = clkset_audio1_list,
.nr_sources = ARRAY_SIZE(clkset_audio1_list),
};
-static struct clksrc_clk clk_audio1 = {
- .clk = {
- .name = "audio-bus",
- .id = 1,
- .ctrlbit = S3C_CLKCON_SCLK_AUDIO1,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_AUDIO1_SHIFT,
- .mask = S3C6400_CLKSRC_AUDIO1_MASK,
- .sources = &clkset_audio1,
- .divider_shift = S3C6400_CLKDIV2_AUDIO1_SHIFT,
- .reg_divider = S3C_CLK_DIV2,
-};
-
-static struct clksrc_clk clk_irda = {
- .clk = {
- .name = "irda-bus",
- .id = 0,
- .ctrlbit = S3C_CLKCON_SCLK_IRDA,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
- },
- .shift = S3C6400_CLKSRC_IRDA_SHIFT,
- .mask = S3C6400_CLKSRC_IRDA_MASK,
- .sources = &clkset_irda,
- .divider_shift = S3C6400_CLKDIV2_IRDA_SHIFT,
- .reg_divider = S3C_CLK_DIV2,
-};
-
static struct clk *clkset_camif_list[] = {
&clk_h2,
};
-static struct clk_sources clkset_camif = {
+static struct clksrc_sources clkset_camif = {
.sources = clkset_camif_list,
.nr_sources = ARRAY_SIZE(clkset_camif_list),
};
-static struct clksrc_clk clk_camif = {
- .clk = {
- .name = "camera",
- .id = -1,
- .ctrlbit = S3C_CLKCON_SCLK_CAM,
- .enable = s3c64xx_sclk_ctrl,
- .set_parent = s3c64xx_setparent_clksrc,
- .get_rate = s3c64xx_getrate_clksrc,
- .set_rate = s3c64xx_setrate_clksrc,
- .round_rate = s3c64xx_roundrate_clksrc,
+static struct clksrc_clk clksrcs[] = {
+ {
+ .clk = {
+ .name = "mmc_bus",
+ .id = 0,
+ .ctrlbit = S3C_CLKCON_SCLK_MMC0,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 18, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV1, .shift = 0, .size = 4 },
+ .sources = &clkset_spi_mmc,
+ }, {
+ .clk = {
+ .name = "mmc_bus",
+ .id = 1,
+ .ctrlbit = S3C_CLKCON_SCLK_MMC1,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 20, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV1, .shift = 4, .size = 4 },
+ .sources = &clkset_spi_mmc,
+ }, {
+ .clk = {
+ .name = "mmc_bus",
+ .id = 2,
+ .ctrlbit = S3C_CLKCON_SCLK_MMC2,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 22, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV1, .shift = 8, .size = 4 },
+ .sources = &clkset_spi_mmc,
+ }, {
+ .clk = {
+ .name = "usb-bus-host",
+ .id = -1,
+ .ctrlbit = S3C_CLKCON_SCLK_UHOST,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 5, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV1, .shift = 20, .size = 4 },
+ .sources = &clkset_uhost,
+ }, {
+ .clk = {
+ .name = "uclk1",
+ .id = -1,
+ .ctrlbit = S3C_CLKCON_SCLK_UART,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 13, .size = 1 },
+ .reg_div = { .reg = S3C_CLK_DIV2, .shift = 16, .size = 4 },
+ .sources = &clkset_uart,
+ }, {
+/* Where does UCLK0 come from? */
+ .clk = {
+ .name = "spi-bus",
+ .id = 0,
+ .ctrlbit = S3C_CLKCON_SCLK_SPI0,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 14, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV2, .shift = 0, .size = 4 },
+ .sources = &clkset_spi_mmc,
+ }, {
+ .clk = {
+ .name = "spi-bus",
+ .id = 1,
+ .ctrlbit = S3C_CLKCON_SCLK_SPI1,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 16, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV2, .shift = 4, .size = 4 },
+ .sources = &clkset_spi_mmc,
+ }, {
+ .clk = {
+ .name = "audio-bus",
+ .id = 0,
+ .ctrlbit = S3C_CLKCON_SCLK_AUDIO0,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 7, .size = 3 },
+ .reg_div = { .reg = S3C_CLK_DIV2, .shift = 8, .size = 4 },
+ .sources = &clkset_audio0,
+ }, {
+ .clk = {
+ .name = "audio-bus",
+ .id = 1,
+ .ctrlbit = S3C_CLKCON_SCLK_AUDIO1,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 10, .size = 3 },
+ .reg_div = { .reg = S3C_CLK_DIV2, .shift = 12, .size = 4 },
+ .sources = &clkset_audio1,
+ }, {
+ .clk = {
+ .name = "irda-bus",
+ .id = 0,
+ .ctrlbit = S3C_CLKCON_SCLK_IRDA,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 24, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV2, .shift = 20, .size = 4 },
+ .sources = &clkset_irda,
+ }, {
+ .clk = {
+ .name = "camera",
+ .id = -1,
+ .ctrlbit = S3C_CLKCON_SCLK_CAM,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_div = { .reg = S3C_CLK_DIV0, .shift = 20, .size = 4 },
+ .reg_src = { .reg = NULL, .shift = 0, .size = 0 },
+ .sources = &clkset_camif,
},
- .shift = 0,
- .mask = 0,
- .sources = &clkset_camif,
- .divider_shift = S3C6400_CLKDIV0_CAM_SHIFT,
- .reg_divider = S3C_CLK_DIV0,
};
/* Clock initialisation code */
@@ -614,39 +426,7 @@ static struct clksrc_clk *init_parents[] = {
&clk_mout_apll,
&clk_mout_epll,
&clk_mout_mpll,
- &clk_mmc0,
- &clk_mmc1,
- &clk_mmc2,
- &clk_usbhost,
- &clk_uart_uclk1,
- &clk_spi0,
- &clk_spi1,
- &clk_audio0,
- &clk_audio1,
- &clk_irda,
- &clk_camif,
-};
-
-static void __init_or_cpufreq s3c6400_set_clksrc(struct clksrc_clk *clk)
-{
- struct clk_sources *srcs = clk->sources;
- u32 clksrc = __raw_readl(S3C_CLK_SRC);
-
- clksrc &= clk->mask;
- clksrc >>= clk->shift;
-
- if (clksrc > srcs->nr_sources || !srcs->sources[clksrc]) {
- printk(KERN_ERR "%s: bad source %d\n",
- clk->clk.name, clksrc);
- return;
- }
-
- clk->clk.parent = srcs->sources[clksrc];
-
- printk(KERN_INFO "%s: source is %s (%d), rate is %ld\n",
- clk->clk.name, clk->clk.parent->name, clksrc,
- clk_get_rate(&clk->clk));
-}
+};
#define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1)
@@ -706,7 +486,10 @@ void __init_or_cpufreq s3c6400_setup_clocks(void)
clk_f.rate = fclk;
for (ptr = 0; ptr < ARRAY_SIZE(init_parents); ptr++)
- s3c6400_set_clksrc(init_parents[ptr]);
+ s3c_set_clksrc(init_parents[ptr], true);
+
+ for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
+ s3c_set_clksrc(&clksrcs[ptr], true);
}
static struct clk *clks[] __initdata = {
@@ -715,20 +498,8 @@ static struct clk *clks[] __initdata = {
&clk_iis_cd1,
&clk_pcm_cd,
&clk_mout_epll.clk,
- &clk_fout_epll,
&clk_mout_mpll.clk,
&clk_dout_mpll,
- &clk_mmc0.clk,
- &clk_mmc1.clk,
- &clk_mmc2.clk,
- &clk_usbhost.clk,
- &clk_uart_uclk1.clk,
- &clk_spi0.clk,
- &clk_spi1.clk,
- &clk_audio0.clk,
- &clk_audio1.clk,
- &clk_irda.clk,
- &clk_camif.clk,
&clk_arm,
};
@@ -761,6 +532,5 @@ void __init s3c6400_register_clocks(unsigned armclk_divlimit)
}
}
- clk_mpll.parent = &clk_mout_mpll.clk;
- clk_epll.parent = &clk_mout_epll.clk;
+ s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
}
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