diff options
author | Jason Chen <b02280@freescale.com> | 2011-08-30 16:31:02 +0800 |
---|---|---|
committer | Eric Miao <eric.miao@linaro.org> | 2011-10-14 09:56:58 +0800 |
commit | f999f78ff3590a03890f764da4e63870cd2de695 (patch) | |
tree | 2fbd609466397fdf1b172edc2ab02312490f1a2d /arch | |
parent | 082f6ce30f68a2bdadfe96c956450188e659a1a9 (diff) |
mx53: add pwm devices support
Signed-off-by: Jason Chen <b02280@freescale.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-mx5/devices-imx53.h | 4 | ||||
-rw-r--r-- | arch/arm/plat-mxc/devices/platform-mxc_pwm.c | 9 | ||||
-rw-r--r-- | arch/arm/plat-mxc/pwm.c | 3 |
3 files changed, 15 insertions, 1 deletions
diff --git a/arch/arm/mach-mx5/devices-imx53.h b/arch/arm/mach-mx5/devices-imx53.h index 56250e59dd0..fba4d23056d 100644 --- a/arch/arm/mach-mx5/devices-imx53.h +++ b/arch/arm/mach-mx5/devices-imx53.h @@ -64,3 +64,7 @@ extern const struct imx_tve_data imx53_tve_data __initconst; extern const struct imx_ldb_data imx53_ldb_data __initconst; #define imx53_add_ldb(pdata) \ imx_add_ldb(&imx53_ldb_data, pdata); + +extern const struct imx_mxc_pwm_data imx53_mxc_pwm_data[] __initconst; +#define imx53_add_mxc_pwm(id) \ + imx_add_mxc_pwm(&imx53_mxc_pwm_data[id]) diff --git a/arch/arm/plat-mxc/devices/platform-mxc_pwm.c b/arch/arm/plat-mxc/devices/platform-mxc_pwm.c index b0c4ae29811..18cfd07ab41 100644 --- a/arch/arm/plat-mxc/devices/platform-mxc_pwm.c +++ b/arch/arm/plat-mxc/devices/platform-mxc_pwm.c @@ -49,6 +49,15 @@ const struct imx_mxc_pwm_data imx51_mxc_pwm_data[] __initconst = { }; #endif /* ifdef CONFIG_SOC_IMX51 */ +#ifdef CONFIG_SOC_IMX53 +const struct imx_mxc_pwm_data imx53_mxc_pwm_data[] __initconst = { +#define imx53_mxc_pwm_data_entry(_id, _hwid) \ + imx_mxc_pwm_data_entry(MX53, _id, _hwid, SZ_16K) + imx53_mxc_pwm_data_entry(0, 1), + imx53_mxc_pwm_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX53 */ + struct platform_device *__init imx_add_mxc_pwm( const struct imx_mxc_pwm_data *data) { diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c index 761c3c940a6..5dda436ea0a 100644 --- a/arch/arm/plat-mxc/pwm.c +++ b/arch/arm/plat-mxc/pwm.c @@ -57,7 +57,8 @@ int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns) if (pwm == NULL || period_ns == 0 || duty_ns > period_ns) return -EINVAL; - if (cpu_is_mx27() || cpu_is_mx3() || cpu_is_mx25() || cpu_is_mx51()) { + if (cpu_is_mx27() || cpu_is_mx3() || cpu_is_mx25() || cpu_is_mx51() + || cpu_is_mx53()) { unsigned long long c; unsigned long period_cycles, duty_cycles, prescale; u32 cr; |