samsung: exynos: Convert SROMC interface to a driver

Add a bus driver for this and use it to configure the bus parameters for
the Ethernet interface. Drop the old pre-driver-model code.

Switch over to use driver model for Ethernet.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

1 files changed, 0 insertions, 78 deletions

diff --git a/board/samsung/common/board.c b/board/samsung/common/board.c
index 104d2a65746..1c2fe025e89 100644
--- a/board/samsung/common/board.c
+++ b/board/samsung/common/board.c
@@ -26,7 +26,6 @@
 #include <asm/arch/pinmux.h>
 #include <asm/arch/power.h>
 #include <asm/arch/system.h>
-#include <asm/arch/sromc.h>
 #include <lcd.h>
 #include <i2c.h>
 #include <mmc.h>
@@ -195,83 +194,6 @@ int power_init_board(void)
 }
 #endif
 
-#ifdef CONFIG_SMC911X
-static int decode_sromc(const void *blob, struct fdt_sromc *config)
-{
-	int err;
-	int node;
-
-	node = fdtdec_next_compatible(blob, 0, COMPAT_SAMSUNG_EXYNOS5_SROMC);
-	if (node < 0) {
-		debug("Could not find SROMC node\n");
-		return node;
-	}
-
-	config->bank = fdtdec_get_int(blob, node, "bank", 0);
-	config->width = fdtdec_get_int(blob, node, "width", 2);
-
-	err = fdtdec_get_int_array(blob, node, "srom-timing", config->timing,
-			FDT_SROM_TIMING_COUNT);
-	if (err < 0) {
-		debug("Could not decode SROMC configuration Error: %s\n",
-		      fdt_strerror(err));
-		return -FDT_ERR_NOTFOUND;
-	}
-	return 0;
-}
-#endif
-
-int board_eth_init(struct bd_info *bis)
-{
-#ifdef CONFIG_SMC911X
-	u32 smc_bw_conf, smc_bc_conf;
-	struct fdt_sromc config;
-	fdt_addr_t base_addr;
-	int node;
-
-	node = decode_sromc(gd->fdt_blob, &config);
-	if (node < 0) {
-		debug("%s: Could not find sromc configuration\n", __func__);
-		return 0;
-	}
-	node = fdtdec_next_compatible(gd->fdt_blob, node, COMPAT_SMSC_LAN9215);
-	if (node < 0) {
-		debug("%s: Could not find lan9215 configuration\n", __func__);
-		return 0;
-	}
-
-	/* We now have a node, so any problems from now on are errors */
-	base_addr = fdtdec_get_addr(gd->fdt_blob, node, "reg");
-	if (base_addr == FDT_ADDR_T_NONE) {
-		debug("%s: Could not find lan9215 address\n", __func__);
-		return -1;
-	}
-
-	/* Ethernet needs data bus width of 16 bits */
-	if (config.width != 2) {
-		debug("%s: Unsupported bus width %d\n", __func__,
-		      config.width);
-		return -1;
-	}
-	smc_bw_conf = SROMC_DATA16_WIDTH(config.bank)
-			| SROMC_BYTE_ENABLE(config.bank);
-
-	smc_bc_conf = SROMC_BC_TACS(config.timing[FDT_SROM_TACS])   |
-			SROMC_BC_TCOS(config.timing[FDT_SROM_TCOS]) |
-			SROMC_BC_TACC(config.timing[FDT_SROM_TACC]) |
-			SROMC_BC_TCOH(config.timing[FDT_SROM_TCOH]) |
-			SROMC_BC_TAH(config.timing[FDT_SROM_TAH])   |
-			SROMC_BC_TACP(config.timing[FDT_SROM_TACP]) |
-			SROMC_BC_PMC(config.timing[FDT_SROM_PMC]);
-
-	/* Select and configure the SROMC bank */
-	exynos_pinmux_config(PERIPH_ID_SROMC, config.bank);
-	s5p_config_sromc(config.bank, smc_bw_conf, smc_bc_conf);
-	return smc911x_initialize(0, base_addr);
-#endif
-	return 0;
-}
-
 #if defined(CONFIG_DISPLAY_BOARDINFO) || defined(CONFIG_DISPLAY_BOARDINFO_LATE)
 int checkboard(void)
 {