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authorChristian Soffke <christian.soffke@gmail.com>2021-08-29 14:19:02 +0200
committerSolomon Peachy <pizza@shaftnet.org>2021-09-12 13:35:35 -0400
commit67c4231e34cd8147963a054c44a715f3413fb2e3 (patch)
tree4cf3ee2c90e6ad1cea9cdba1b1e76224eee2ac4d /firmware
parent4ba3231457f269a12eef8d9de8bcce0e0626741a (diff)
iPod mini backlight initialization
Fixes backlight not turning on after booting (tested on an iPod Mini 2G). backlight_hw_init() copied from iPod 4G. Change-Id: I9c32ca5ecd3dc74ea997e6cb843da79d303b0615
Diffstat (limited to 'firmware')
-rw-r--r--firmware/target/arm/ipod/backlight-mini1g_mini2g.c7
-rw-r--r--firmware/target/arm/ipod/backlight-target.h2
2 files changed, 8 insertions, 1 deletions
diff --git a/firmware/target/arm/ipod/backlight-mini1g_mini2g.c b/firmware/target/arm/ipod/backlight-mini1g_mini2g.c
index 8dd7ef87bd..143be32e91 100644
--- a/firmware/target/arm/ipod/backlight-mini1g_mini2g.c
+++ b/firmware/target/arm/ipod/backlight-mini1g_mini2g.c
@@ -43,3 +43,10 @@ void backlight_hw_off(void)
{
GPIO_CLEAR_BITWISE(GPIOB_OUTPUT_VAL, 0x08);
}
+
+bool backlight_hw_init(void)
+{
+ GPIO_SET_BITWISE(GPIOB_ENABLE, 0x0c); /* B02 and B03 enable */
+ GPIO_SET_BITWISE(GPIOB_OUTPUT_VAL, 0x08); /* B03 = 1 */
+ return true;
+}
diff --git a/firmware/target/arm/ipod/backlight-target.h b/firmware/target/arm/ipod/backlight-target.h
index 299a1cb6e7..133663d279 100644
--- a/firmware/target/arm/ipod/backlight-target.h
+++ b/firmware/target/arm/ipod/backlight-target.h
@@ -57,7 +57,7 @@ void backlight_hw_brightness(int val);
#elif defined(IPOD_MINI) || defined(IPOD_MINI2G)
-#define backlight_hw_init() true
+bool backlight_hw_init(void);
void backlight_hw_on(void);
void backlight_hw_off(void);