This patch registers the eCAP driver as a platform device
Signed-off-by: sugumar <[email protected]>
---
arch/arm/mach-davinci/da850.c | 69 ++++++++++++++++++++++++++++
arch/arm/mach-davinci/include/mach/da8xx.h | 1 +
arch/arm/mach-davinci/include/mach/mux.h | 3 +
3 files changed, 73 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index 6b8331b..2adfb08 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -336,6 +336,13 @@ static struct clk aemif_clk = {
.flags = ALWAYS_ENABLED,
};
+static struct clk ecap_clk = {
+ .name = "ecap",
+ .parent = &pll0_sysclk2,
+ .lpsc = DA8XX_LPSC1_ECAP,
+ .gpsc = 1,
+};
+
static struct clk_lookup da850_clks[] = {
CLK(NULL, "ref", &ref_clk),
CLK(NULL, "pll0", &pll0_clk),
@@ -377,6 +384,7 @@ static struct clk_lookup da850_clks[] = {
CLK("da8xx_lcdc.0", NULL, &lcdc_clk),
CLK("davinci_mmc.0", NULL, &mmcsd_clk),
CLK(NULL, "aemif", &aemif_clk),
+ CLK(NULL, "ecap", &ecap_clk),
CLK(NULL, NULL, NULL),
};
@@ -539,6 +547,9 @@ static const struct mux_config da850_pins[] = {
MUX_CFG(DA850, GPIO4_0, 10, 28, 15, 8, false)
MUX_CFG(DA850, GPIO4_1, 10, 24, 15, 8, false)
MUX_CFG(DA850, RTC_ALARM, 0, 28, 15, 2, false)
+ MUX_CFG(DA850, ECAP0_APWM0, 2, 28, 15, 2, false)
+ MUX_CFG(DA850, ECAP1_APWM1, 1, 28, 15, 4, false)
+ MUX_CFG(DA850, ECAP2_APWM2, 1, 0, 15, 4, false)
#endif
};
@@ -1029,6 +1040,64 @@ static int da850_round_armrate(struct clk *clk, unsigned
long rate)
}
#endif
+
+#define DA8XX_ECAP0_BASE 0x01F06000
+
+static struct resource da850_ecap0_resource[] = {
+ {
+ .start = DA8XX_ECAP0_BASE,
+ .end = DA8XX_ECAP0_BASE + 0xfff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device da850_ecap0_dev = {
+ .name = "ecap",
+ .id = 0,
+ .resource = da850_ecap0_resource,
+ .num_resources = ARRAY_SIZE(da850_ecap0_resource),
+};
+
+#define DA8XX_ECAP1_BASE 0x01F07000
+
+static struct resource da850_ecap1_resource[] = {
+ {
+ .start = DA8XX_ECAP1_BASE,
+ .end = DA8XX_ECAP1_BASE + 0xfff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device da850_ecap1_dev = {
+ .name = "ecap",
+ .id = 1,
+ .resource = da850_ecap1_resource,
+ .num_resources = ARRAY_SIZE(da850_ecap1_resource),
+};
+
+#define DA8XX_ECAP2_BASE 0x01F08000
+
+static struct resource da850_ecap2_resource[] = {
+ {
+ .start = DA8XX_ECAP2_BASE,
+ .end = DA8XX_ECAP2_BASE + 0xfff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device da850_ecap2_dev = {
+ .name = "ecap",
+ .id = 2,
+ .resource = da850_ecap2_resource,
+ .num_resources = ARRAY_SIZE(da850_ecap2_resource),
+};
+
+int __init da850_register_ecap(void)
+{
+ return platform_device_register(&da850_ecap2_dev);
+}
+
+
int da850_register_pm(struct platform_device *pdev)
{
int ret;
diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h
b/arch/arm/mach-davinci/include/mach/da8xx.h
index 1b31a9a..63e36d5 100644
--- a/arch/arm/mach-davinci/include/mach/da8xx.h
+++ b/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -81,6 +81,7 @@ int da850_register_cpufreq(void);
int da8xx_register_cpuidle(void);
void __iomem * __init da8xx_get_mem_ctlr(void);
int da850_register_pm(struct platform_device *pdev);
+int da850_register_ecap(void);
extern struct platform_device da8xx_serial_device;
extern struct emac_platform_data da8xx_emac_pdata;
diff --git a/arch/arm/mach-davinci/include/mach/mux.h
b/arch/arm/mach-davinci/include/mach/mux.h
index de11aac..c82cb49 100644
--- a/arch/arm/mach-davinci/include/mach/mux.h
+++ b/arch/arm/mach-davinci/include/mach/mux.h
@@ -914,6 +914,9 @@ enum davinci_da850_index {
DA850_GPIO4_0,
DA850_GPIO4_1,
DA850_RTC_ALARM,
+ DA850_ECAP0_APWM0,
+ DA850_ECAP1_APWM1,
+ DA850_ECAP2_APWM2,
};
enum davinci_tnetv107x_index {
--
1.5.6
--
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