diff options
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.26/1228-fix-allow-full-sd-voltage-range-selection.patch.patch')
| -rwxr-xr-x | target/linux/s3c24xx/patches-2.6.26/1228-fix-allow-full-sd-voltage-range-selection.patch.patch | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.26/1228-fix-allow-full-sd-voltage-range-selection.patch.patch b/target/linux/s3c24xx/patches-2.6.26/1228-fix-allow-full-sd-voltage-range-selection.patch.patch deleted file mode 100755 index c10da6ab99..0000000000 --- a/target/linux/s3c24xx/patches-2.6.26/1228-fix-allow-full-sd-voltage-range-selection.patch.patch +++ /dev/null @@ -1,74 +0,0 @@ -From 0dd4b9a534db9bef8f2901c00ee58b00e14a49df Mon Sep 17 00:00:00 2001 -From: Andy Green <andy@openmoko.com> -Date: Wed, 30 Jul 2008 14:36:42 +0100 -Subject: [PATCH] fix-allow-full-sd-voltage-range-selection.patch - -Until now we just drove the SD Card at 3.3V all the time. But in -fact we can do better, and use a voltage negotiated with the -SD Card itself. - -With the shipping 512MB Sandisk SD Card, 2.7V is negotiated which -gives 1.7dBm reduction in power on all the SD Card lines and should -further reduce GPS perturbation during SD Card usage. - -Signed-off-by: Andy Green <andy@openmoko.com> ---- - arch/arm/mach-s3c2440/mach-gta02.c | 10 ++++------ - drivers/mfd/glamo/glamo-core.c | 13 ++++++++++++- - 2 files changed, 16 insertions(+), 7 deletions(-) - -diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c -index 1fcd3fd..382837d 100644 ---- a/arch/arm/mach-s3c2440/mach-gta02.c -+++ b/arch/arm/mach-s3c2440/mach-gta02.c -@@ -604,7 +604,7 @@ static struct pcf50633_platform_data gta02_pcf_pdata = { - [PCF50633_REGULATOR_HCLDO] = { - .name = "sd_3v3", - .voltage = { -- .init = 3300, -+ .init = 2000, - .max = 3300, - }, - }, -@@ -1378,11 +1378,9 @@ gta02_glamo_mmc_set_power(unsigned char power_mode, unsigned short vdd) - return; - } - /* select and set the voltage */ -- if (vdd > 7) { -- mv += 300 + 100 * (vdd - 8); -- if (mv > 3500) -- mv = 3500; -- } -+ if (vdd > 7) -+ mv += 350 + 100 * (vdd - 8); -+ printk(KERN_INFO "SD power -> %dmV\n", mv); - pcf50633_voltage_set(pcf50633_global, - PCF50633_REGULATOR_HCLDO, mv); - pcf50633_onoff_set(pcf50633_global, -diff --git a/drivers/mfd/glamo/glamo-core.c b/drivers/mfd/glamo/glamo-core.c -index ee33901..cb9b056 100644 ---- a/drivers/mfd/glamo/glamo-core.c -+++ b/drivers/mfd/glamo/glamo-core.c -@@ -270,7 +270,18 @@ static struct platform_device glamo_mmc_dev = { - struct glamo_mci_pdata glamo_mci_def_pdata = { - .gpio_detect = 0, - .glamo_set_mci_power = NULL, /* filled in from MFD platform data */ -- .ocr_avail = MMC_VDD_32_33, -+ .ocr_avail = MMC_VDD_20_21 | -+ MMC_VDD_21_22 | -+ MMC_VDD_22_23 | -+ MMC_VDD_23_24 | -+ MMC_VDD_24_25 | -+ MMC_VDD_25_26 | -+ MMC_VDD_26_27 | -+ MMC_VDD_27_28 | -+ MMC_VDD_28_29 | -+ MMC_VDD_29_30 | -+ MMC_VDD_30_31 | -+ MMC_VDD_32_33, - .glamo_irq_is_wired = NULL, /* filled in from MFD platform data */ - .mci_suspending = NULL, /* filled in from MFD platform data */ - .mci_all_dependencies_resumed = NULL, /* filled in from MFD platform data */ --- -1.5.6.3 - |