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[sdmmc] Fixes Part 1

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* MMC/SD: Change many hardcoded values to named ones
* MMC/SD: Fix scr and csd byte/bitfield ordering
* MMC: Add ext csd parsing and using these variables isntead of arrays
* MMC: Fix BKOPS support but disabled
* SD: Add partial sd v1 support
* SD: Fix we support low voltage OCR bit
* SD: Add scr parsing and using these variables instead of hardcoded ones
This commit is contained in:
Kostas Missos
2018-05-14 01:28:27 +03:00
committed by nwert
parent 4d7f016e3a
commit acdc8b580c
5 changed files with 203 additions and 50 deletions
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22
ipl/sd.h
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@@ -35,10 +35,11 @@
#define SD_APP_SEND_SCR 51 /* adtc R1 */
/* OCR bit definitions */
#define SD_OCR_S18R (1 << 24) /* 1.8V switching request */
#define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */
#define SD_OCR_XPC (1 << 28) /* SDXC power control */
#define SD_OCR_CCS (1 << 30) /* Card Capacity Status */
#define SD_OCR_S18R (1 << 24) /* 1.8V switching request */
#define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */
#define SD_OCR_XPC (1 << 28) /* SDXC power control */
#define SD_OCR_CCS (1 << 30) /* Card Capacity Status */
#define SD_OCR_VDD_32_33 (1 << 20) /* VDD voltage 3.2 ~ 3.3 */
/*
* SD_SWITCH argument format:
@@ -64,10 +65,11 @@
/*
* SCR field definitions
*/
#define SCR_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.01 */
#define SCR_SPEC_VER_1 1 /* Implements system specification 1.10 */
#define SCR_SPEC_VER_2 2 /* Implements system specification 2.00-3.0X */
#define SD_SCR_BUS_WIDTH_1 (1<<0)
#define SD_SCR_BUS_WIDTH_4 (1<<2)
/*
* SD bus widths
@@ -75,6 +77,16 @@
#define SD_BUS_WIDTH_1 0
#define SD_BUS_WIDTH_4 2
/*
* SD bus speeds
*/
#define UHS_SDR12_BUS_SPEED 0
#define HIGH_SPEED_BUS_SPEED 1
#define UHS_SDR25_BUS_SPEED 1
#define UHS_SDR50_BUS_SPEED 2
#define UHS_SDR104_BUS_SPEED 3
#define UHS_DDR50_BUS_SPEED 4
/*
* SD_SWITCH mode
*/