On 21/06/17 10:11, Zhi Mao wrote:
support multiple chip(MT2712, MT7622, MT7623)
This patch does more than add extra SoC support. It also
* adds PWM_CLK_DIV_MAX which really should go into its own patch
* adds mtk_pwm_com_reg which should also go into its own patch
more comments inline
Signed-off-by: Zhi Mao <zhi.mao@xxxxxxxxxxxx>
---
drivers/pwm/pwm-mediatek.c | 63 +++++++++++++++++++++++++++++++++++---------
1 file changed, 51 insertions(+), 12 deletions(-)
diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c
index c803ff6..d520356 100644
--- a/drivers/pwm/pwm-mediatek.c
+++ b/drivers/pwm/pwm-mediatek.c
@@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/clk.h>
#include <linux/of.h>
+#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/pwm.h>
#include <linux/slab.h>
[...]
@@ -215,9 +238,25 @@ static int mtk_pwm_remove(struct platform_device *pdev)
return pwmchip_remove(&pc->chip);
}
+/*==========================================*/
please remove these comment lines
John
+static const struct mtk_com_pwm_data mt2712_pwm_data = {
+ .pwm_nums = 8,
+};
+
+static const struct mtk_com_pwm_data mt7622_pwm_data = {
+ .pwm_nums = 6,
+};
+
+static const struct mtk_com_pwm_data mt7623_pwm_data = {
+ .pwm_nums = 5,
+};
+/*==========================================*/
+
static const struct of_device_id mtk_pwm_of_match[] = {
- { .compatible = "mediatek,mt7623-pwm" },
- { }
+ {.compatible = "mediatek,mt2712-pwm", .data = &mt2712_pwm_data},
+ {.compatible = "mediatek,mt7622-pwm", .data = &mt7622_pwm_data},
+ {.compatible = "mediatek,mt7623-pwm", .data = &mt7623_pwm_data},
+ {},
};
MODULE_DEVICE_TABLE(of, mtk_pwm_of_match);
--
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