From patchwork Tue Jan 24 13:03:20 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chander Kashyap X-Patchwork-Id: 6378 Return-Path: X-Original-To: patchwork@peony.canonical.com Delivered-To: patchwork@peony.canonical.com Received: from fiordland.canonical.com (fiordland.canonical.com [91.189.94.145]) by peony.canonical.com (Postfix) with ESMTP id 31AD423F8F for ; Tue, 24 Jan 2012 13:03:38 +0000 (UTC) Received: from mail-bk0-f52.google.com (mail-bk0-f52.google.com [209.85.214.52]) by fiordland.canonical.com (Postfix) with ESMTP id 2158CA187BA for ; Tue, 24 Jan 2012 13:03:38 +0000 (UTC) Received: by mail-bk0-f52.google.com with SMTP id r19so3977583bka.11 for ; Tue, 24 Jan 2012 05:03:38 -0800 (PST) Received: by 10.205.139.12 with SMTP id iu12mr4823510bkc.2.1327410217953; Tue, 24 Jan 2012 05:03:37 -0800 (PST) X-Forwarded-To: linaro-patchwork@canonical.com X-Forwarded-For: patch@linaro.org linaro-patchwork@canonical.com Delivered-To: patches@linaro.org Received: by 10.204.130.220 with SMTP id u28cs100257bks; Tue, 24 Jan 2012 05:03:37 -0800 (PST) Received: by 10.50.222.193 with SMTP id qo1mr14568529igc.22.1327410215885; Tue, 24 Jan 2012 05:03:35 -0800 (PST) Received: from mail-iy0-f178.google.com (mail-iy0-f178.google.com [209.85.210.178]) by mx.google.com with ESMTPS id k8si8706954icx.12.2012.01.24.05.03.35 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 24 Jan 2012 05:03:35 -0800 (PST) Received-SPF: neutral (google.com: 209.85.210.178 is neither permitted nor denied by best guess record for domain of chander.kashyap@linaro.org) client-ip=209.85.210.178; Authentication-Results: mx.google.com; spf=neutral (google.com: 209.85.210.178 is neither permitted nor denied by best guess record for domain of chander.kashyap@linaro.org) smtp.mail=chander.kashyap@linaro.org Received: by iaek3 with SMTP id k3so7133121iae.37 for ; Tue, 24 Jan 2012 05:03:35 -0800 (PST) MIME-Version: 1.0 Received: by 10.50.178.106 with SMTP id cx10mr14528601igc.15.1327410214921; Tue, 24 Jan 2012 05:03:34 -0800 (PST) Received: from localhost.localdomain ([115.113.119.130]) by mx.google.com with ESMTPS id cv10sm22599968igc.0.2012.01.24.05.03.31 (version=SSLv3 cipher=OTHER); Tue, 24 Jan 2012 05:03:34 -0800 (PST) From: Chander Kashyap To: u-boot@lists.denx.de Cc: mk7.kang@samsung.com, bjlee@samsung.com, patches@linaro.org, samsung@lists.linaro.org, linaro-dev@lists.linaro.org, Chander Kashyap Subject: [PATCH] SMDK5250: Add ethernet support Date: Tue, 24 Jan 2012 18:33:20 +0530 Message-Id: <1327410200-16460-1-git-send-email-chander.kashyap@linaro.org> X-Mailer: git-send-email 1.7.5.4 X-Gm-Message-State: ALoCoQnb6ViKMy0JycFdrYvVmZCLJU+R27epQdZJURcUfTfmt+kNJONyG23Y9x0hVCfcjRv4hX+h This patch enable support for SMC911X based ethernet device. Signed-off-by: Chander Kashyap --- board/samsung/smdk5250/smdk5250.c | 89 +++++++++++++++++++++++++++++++++++++ include/configs/smdk5250.h | 13 +++++- 2 files changed, 100 insertions(+), 2 deletions(-) diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c index 2684620..a1b1a48 100644 --- a/board/samsung/smdk5250/smdk5250.c +++ b/board/samsung/smdk5250/smdk5250.c @@ -31,10 +31,95 @@ DECLARE_GLOBAL_DATA_PTR; struct exynos5_gpio_part1 *gpio1; +static void smc9115_pre_init(void) +{ + u32 smc_bw_conf, smc_bc_conf; + int i; + + /* + * SROM:CS1 and EBI + * + * GPY0[0] SROM_CSn[0] + * GPY0[1] SROM_CSn[1](2) + * GPY0[2] SROM_CSn[2] + * GPY0[3] SROM_CSn[3] + * GPY0[4] EBI_OEn(2) + * GPY0[5] EBI_EEn(2) + * + * GPY1[0] EBI_BEn[0](2) + * GPY1[1] EBI_BEn[1](2) + * GPY1[2] SROM_WAIT(2) + * GPY1[3] EBI_DATA_RDn(2) + */ + s5p_gpio_cfg_pin(&gpio1->y0, CONFIG_ENV_SROM_BANK, GPIO_FUNC(2)); + s5p_gpio_cfg_pin(&gpio1->y0, 4, GPIO_FUNC(2)); + s5p_gpio_cfg_pin(&gpio1->y0, 5, GPIO_FUNC(2)); + + for (i = 0; i < 4; i++) + s5p_gpio_cfg_pin(&gpio1->y1, i, GPIO_FUNC(2)); + + /* + * EBI: 8 Addrss Lines + * + * GPY3[0] EBI_ADDR[0](2) + * GPY3[1] EBI_ADDR[1](2) + * GPY3[2] EBI_ADDR[2](2) + * GPY3[3] EBI_ADDR[3](2) + * GPY3[4] EBI_ADDR[4](2) + * GPY3[5] EBI_ADDR{5](2) + * GPY3[6] EBI_ADDR[6](2) + * GPY3[7] EBI_ADDR{7](2) + * + * EBI: 16 Data Lines + * + * GPY5[0] EBI_DATA[0](2) + * GPY5[1] EBI_DATA[1](2) + * GPY5[2] EBI_DATA[2](2) + * GPY5[3] EBI_DATA[3](2) + * GPY5[4] EBI_DATA[4](2) + * GPY5[5] EBI_DATA{5](2) + * GPY5[6] EBI_DATA[6](2) + * GPY5[7] EBI_DATA{7](2) + * + * GPY6[0] EBI_DATA[8](2) + * GPY6[1] EBI_DATA[9](2) + * GPY6[2] EBI_DATA[10](2) + * GPY6[3] EBI_DATA110](2) + * GPY6[4] EBI_DATA[12](2) + * GPY6[5] EBI_DATA{13](2) + * GPY6[6] EBI_DATA[14](2) + * GPY6[7] EBI_DATA{15](2) + */ + for (i = 0; i < 8; i++) { + s5p_gpio_cfg_pin(&gpio1->y3, i, GPIO_FUNC(2)); + s5p_gpio_set_pull(&gpio1->y3, i, GPIO_PULL_UP); + + s5p_gpio_cfg_pin(&gpio1->y5, i, GPIO_FUNC(2)); + s5p_gpio_set_pull(&gpio1->y5, i, GPIO_PULL_UP); + + s5p_gpio_cfg_pin(&gpio1->y6, i, GPIO_FUNC(2)); + s5p_gpio_set_pull(&gpio1->y6, i, GPIO_PULL_UP); + } + + /* Ethernet needs data bus width of 16 bits */ + smc_bw_conf = SROMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK) + | SROMC_BYTE_ENABLE(CONFIG_ENV_SROM_BANK); + + smc_bc_conf = SROMC_BC_TACS(0x01) | SROMC_BC_TCOS(0x01) + | SROMC_BC_TACC(0x06) | SROMC_BC_TCOH(0x01) + | SROMC_BC_TAH(0x0C) | SROMC_BC_TACP(0x09) + | SROMC_BC_PMC(0x01); + + /* Select and configure the SROMC bank */ + s5p_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf); +} + int board_init(void) { gpio1 = (struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1(); + smc9115_pre_init(); + gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); return 0; } @@ -79,6 +164,10 @@ void dram_init_banksize(void) gd->bd->bi_dram[7].size = get_ram_size((long *)PHYS_SDRAM_8, \ PHYS_SDRAM_8_SIZE); } +int board_eth_init(bd_t *bis) +{ + return smc911x_initialize(0, CONFIG_SMC911X_BASE); +} #ifdef CONFIG_DISPLAY_BOARDINFO int checkboard(void) diff --git a/include/configs/smdk5250.h b/include/configs/smdk5250.h index 6f2ef4c..4ad4bd2 100644 --- a/include/configs/smdk5250.h +++ b/include/configs/smdk5250.h @@ -98,8 +98,7 @@ #define CONFIG_CMD_MMC #define CONFIG_CMD_EXT2 #define CONFIG_CMD_FAT -#undef CONFIG_CMD_NET -#undef CONFIG_CMD_NFS +#define CONFIG_CMD_NET #define CONFIG_BOOTDELAY 3 #define CONFIG_ZERO_BOOTDELAY_CHECK @@ -196,6 +195,16 @@ #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - 0x1000000) #define MMC_MAX_CHANNEL 5 +/* Ethernet Controllor Driver */ +#ifdef CONFIG_CMD_NET +#define CONFIG_NET_MULTI +#define CONFIG_SMC911X +#define CONFIG_SMC911X_BASE 0x5000000 +#define CONFIG_SMC911X_16_BIT +#define CONFIG_ENV_SROM_BANK 1 +#define CONFIG_ETHADDR "00:40:5c:26:0a:5b" +#endif /*CONFIG_CMD_NET*/ + /* Enable devicetree support */ #define CONFIG_OF_LIBFDT