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zynq: sdhci: Define max clock by macro 

zc1571 with silicon can operate on 200MHz maximum frequency. Setup this
frequency by default and fix setting for ep108.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2015-09-29 01:27:13 +02:00
parent 6777f38630
commit f3bd72801a
4 changed files with 6 additions and 1 deletions
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2
drivers/mmc/zynq_sdhci.c
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@ -29,7 +29,7 @@ int zynq_sdhci_init(phys_addr_t regbase)
SDHCI_QUIRK_BROKEN_R1B; SDHCI_QUIRK_BROKEN_R1B;
host->version = sdhci_readw(host, SDHCI_HOST_VERSION); host->version = sdhci_readw(host, SDHCI_HOST_VERSION);
add_sdhci(host, 52000000, 52000000 >> 9); add_sdhci(host, CONFIG_ZYNQ_SDHCI_MAX_FREQ, 52000000 >> 9);
return 0; return 0;
} }

3
include/configs/xilinx_zynqmp.h
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@ -94,6 +94,9 @@
# define CONFIG_SDHCI # define CONFIG_SDHCI
# define CONFIG_ZYNQ_SDHCI # define CONFIG_ZYNQ_SDHCI
# define CONFIG_CMD_MMC # define CONFIG_CMD_MMC
# ifndef CONFIG_ZYNQ_SDHCI_MAX_FREQ
# define CONFIG_ZYNQ_SDHCI_MAX_FREQ 200000000
# endif
#endif #endif
#if defined(CONFIG_ZYNQ_SDHCI) #if defined(CONFIG_ZYNQ_SDHCI)

1
include/configs/xilinx_zynqmp_ep.h
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@ -19,6 +19,7 @@
#define CONFIG_ZYNQ_GEM_PHY_ADDR0 7 #define CONFIG_ZYNQ_GEM_PHY_ADDR0 7
#define CONFIG_ZYNQ_SDHCI0 #define CONFIG_ZYNQ_SDHCI0
#define CONFIG_ZYNQ_SDHCI_MAX_FREQ 52000000
#define CONFIG_ZYNQ_I2C0 #define CONFIG_ZYNQ_I2C0
#define CONFIG_SYS_I2C_ZYNQ #define CONFIG_SYS_I2C_ZYNQ
#define CONFIG_ZYNQ_EEPROM #define CONFIG_ZYNQ_EEPROM

1
include/configs/zynq-common.h
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@ -105,6 +105,7 @@
# define CONFIG_SDHCI # define CONFIG_SDHCI
# define CONFIG_ZYNQ_SDHCI # define CONFIG_ZYNQ_SDHCI
# define CONFIG_CMD_MMC # define CONFIG_CMD_MMC
# define CONFIG_ZYNQ_SDHCI_MAX_FREQ 52000000
#endif #endif
#ifdef CONFIG_ZYNQ_USB #ifdef CONFIG_ZYNQ_USB