diff options
| author | Amaury Pouly <amaury.pouly@gmail.com> | 2014-02-04 00:27:35 +0100 |
|---|---|---|
| committer | Amaury Pouly <amaury.pouly@gmail.com> | 2014-02-10 23:14:25 +0100 |
| commit | 61dbeb60b73d771abb86270579e8669fe08586cf (patch) | |
| tree | 02c7e2546f1aab65583df29646f189932873b8cf /rbutil/mkimxboot/dualboot | |
| parent | cf99d48ab7255ba8119f4ee157e49b1a567c1643 (diff) | |
| download | rockbox-61dbeb60b73d771abb86270579e8669fe08586cf.tar.gz rockbox-61dbeb60b73d771abb86270579e8669fe08586cf.zip | |
mkimxboot: don't forget to select LRADC source before reading
Change-Id: I3435857f48580d7b3bf9363a2eed96738fbda69a
Diffstat (limited to 'rbutil/mkimxboot/dualboot')
| -rw-r--r-- | rbutil/mkimxboot/dualboot/dualboot.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/rbutil/mkimxboot/dualboot/dualboot.c b/rbutil/mkimxboot/dualboot/dualboot.c index 0e3cca2bd9..4aa128e15b 100644 --- a/rbutil/mkimxboot/dualboot/dualboot.c +++ b/rbutil/mkimxboot/dualboot/dualboot.c @@ -28,6 +28,9 @@ #define BOOT_ROM_SECTION 1 /* switch to new section *result_id */ #define BOOT_ARG_CHARGE ('c' | 'h' << 8 | 'r' << 16 | 'g' << 24) +/** additional defines */ +#define BP_LRADC_CTRL4_LRADCxSELECT(x) (4 * (x)) +#define BM_LRADC_CTRL4_LRADCxSELECT(x) (0xf << (4 * (x))) typedef unsigned long uint32_t; @@ -69,8 +72,10 @@ static inline void __attribute__((always_inline)) setup_lradc(int src) { BF_CLR(LRADC_CTRL0, SFTRST); BF_CLR(LRADC_CTRL0, CLKGATE); - /* don't bother changing the source, we are early enough at boot so that - * channel x is mapped to source x */ +#if IMX233_SUBTARGET >= 3700 + HW_LRADC_CTRL4_CLR = BM_LRADC_CTRL4_LRADCxSELECT(src); + HW_LRADC_CTRL4_SET = src << BP_LRADC_CTRL4_LRADCxSELECT(src); +#endif HW_LRADC_CHn_CLR(src) = BM_OR2(LRADC_CHn, NUM_SAMPLES, ACCUMULATE); BF_SETV(LRADC_CTRL2, DIVIDE_BY_TWO, 1 << src); } |