pwm: imx: increase support up to PWM8 for i.MX6SX

This patch increases supported PWMs from previously PWM4 now up to PWM8
if i.MX6SX is in use.

Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>

diff --git a/drivers/pwm/pwm-imx-util.c b/drivers/pwm/pwm-imx-util.c
index 285564a6dbabdd38c5e7d4070c65affe1f435d20..534dd8eece331ca2885c662760df786987f4b142 100644 (file)
--- a/drivers/pwm/pwm-imx-util.c
+++ b/drivers/pwm/pwm-imx-util.c
@@ -15,7 +15,7 @@
 #include <div64.h>
 #include <asm/arch/imx-regs.h>
 
-/* pwm_id from 0..3 */
+/* pwm_id from 0..7 */
 struct pwm_regs *pwm_id_to_reg(int pwm_id)
 {
        switch (pwm_id) {
@@ -27,6 +27,16 @@ struct pwm_regs *pwm_id_to_reg(int pwm_id)
                return (struct pwm_regs *)PWM3_BASE_ADDR;
        case 3:
                return (struct pwm_regs *)PWM4_BASE_ADDR;
+#ifdef CONFIG_MX6SX
+       case 4:
+               return (struct pwm_regs *)PWM5_BASE_ADDR;
+       case 5:
+               return (struct pwm_regs *)PWM6_BASE_ADDR;
+       case 6:
+               return (struct pwm_regs *)PWM7_BASE_ADDR;
+       case 7:
+               return (struct pwm_regs *)PWM8_BASE_ADDR;
+#endif
        default:
                printf("unknown pwm_id: %d\n", pwm_id);
                break;