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authorBenoit Cousson <b-cousson@ti.com>2011-01-25 22:01:00 +0000
committerBenoit Cousson <b-cousson@ti.com>2011-02-17 18:25:34 +0100
commit8ca476da04e452a01d984dd5b5333b3a562207a7 (patch)
tree1f7f676a7fe46c104f44d22c9c1c12a09dcd9296
parentec5df927a8f3d3eca9514c9a9ad6db830ae20acc (diff)
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OMAP4: hwmod data: Add DMIC
Add HWMOD entries for the OMAP DMIC. The HWMOD entires define the system resource requirements for the driver such as DMA addresses, channels, and IRQ's. Placing this information in the HWMOD database allows for more generic drivers to be written and having the specific implementation details defined in HWMOD. Signed-off-by: Benoit Cousson <b-cousson@ti.com> Signed-off-by: David Lambert <dlambert@ti.com> [b-cousson@ti.com: Change the wrong hwmod name, add missing flag and re-order structures]
-rw-r--r--arch/arm/mach-omap2/omap_hwmod_44xx_data.c94
1 files changed, 93 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index efdf266..1488438 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -516,7 +516,6 @@ static struct omap_hwmod omap44xx_mpu_private_hwmod = {
* ctrl_module_pad_wkup
* ctrl_module_wkup
* debugss
- * dmic
* efuse_ctrl_cust
* efuse_ctrl_std
* elm
@@ -648,6 +647,96 @@ static struct omap_hwmod omap44xx_dma_system_hwmod = {
};
/*
+ * 'dmic' class
+ * digital microphone controller
+ */
+
+static struct omap_hwmod_class_sysconfig omap44xx_dmic_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x0010,
+ .sysc_flags = (SYSC_HAS_EMUFREE | SYSC_HAS_RESET_STATUS |
+ SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ SIDLE_SMART_WKUP),
+ .sysc_fields = &omap_hwmod_sysc_type2,
+};
+
+static struct omap_hwmod_class omap44xx_dmic_hwmod_class = {
+ .name = "dmic",
+ .sysc = &omap44xx_dmic_sysc,
+};
+
+/* dmic */
+static struct omap_hwmod omap44xx_dmic_hwmod;
+static struct omap_hwmod_irq_info omap44xx_dmic_irqs[] = {
+ { .irq = 114 + OMAP44XX_IRQ_GIC_START },
+};
+
+static struct omap_hwmod_dma_info omap44xx_dmic_sdma_reqs[] = {
+ { .dma_req = 66 + OMAP44XX_DMA_REQ_START },
+};
+
+static struct omap_hwmod_addr_space omap44xx_dmic_addrs[] = {
+ {
+ .pa_start = 0x4012e000,
+ .pa_end = 0x4012e07f,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_abe -> dmic */
+static struct omap_hwmod_ocp_if omap44xx_l4_abe__dmic = {
+ .master = &omap44xx_l4_abe_hwmod,
+ .slave = &omap44xx_dmic_hwmod,
+ .clk = "ocp_abe_iclk",
+ .addr = omap44xx_dmic_addrs,
+ .addr_cnt = ARRAY_SIZE(omap44xx_dmic_addrs),
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space omap44xx_dmic_dma_addrs[] = {
+ {
+ .pa_start = 0x4902e000,
+ .pa_end = 0x4902e07f,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_abe -> dmic (dma) */
+static struct omap_hwmod_ocp_if omap44xx_l4_abe__dmic_dma = {
+ .master = &omap44xx_l4_abe_hwmod,
+ .slave = &omap44xx_dmic_hwmod,
+ .clk = "ocp_abe_iclk",
+ .addr = omap44xx_dmic_dma_addrs,
+ .addr_cnt = ARRAY_SIZE(omap44xx_dmic_dma_addrs),
+ .user = OCP_USER_SDMA,
+};
+
+/* dmic slave ports */
+static struct omap_hwmod_ocp_if *omap44xx_dmic_slaves[] = {
+ &omap44xx_l4_abe__dmic,
+ &omap44xx_l4_abe__dmic_dma,
+};
+
+static struct omap_hwmod omap44xx_dmic_hwmod = {
+ .name = "dmic",
+ .class = &omap44xx_dmic_hwmod_class,
+ .mpu_irqs = omap44xx_dmic_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_dmic_irqs),
+ .sdma_reqs = omap44xx_dmic_sdma_reqs,
+ .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_dmic_sdma_reqs),
+ .main_clk = "dmic_fck",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_reg = OMAP4430_CM1_ABE_DMIC_CLKCTRL,
+ },
+ },
+ .slaves = omap44xx_dmic_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap44xx_dmic_slaves),
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
+};
+
+/*
* 'dsp' class
* dsp sub-system
*/
@@ -3570,6 +3659,9 @@ static __initdata struct omap_hwmod *omap44xx_hwmods[] = {
/* dma class */
&omap44xx_dma_system_hwmod,
+ /* dmic class */
+ &omap44xx_dmic_hwmod,
+
/* dsp class */
&omap44xx_dsp_hwmod,
&omap44xx_dsp_c0_hwmod,
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