From 885ae0513a3cfc2e1fbd4452cd2e2c466423049a Mon Sep 17 00:00:00 2001 From: Chuanhua Han Date: Fri, 26 Jul 2019 19:24:01 +0800 Subject: [PATCH] boards: ls2088aqds: Add support of I2C driver model. Update ls2088aqds board init code to support DM_I2C. Signed-off-by: Chuanhua Han Reviewed-by: Prabhakar Kushwaha --- board/freescale/ls2080aqds/eth.c | 151 ++++++++++++++++++++++---------- board/freescale/ls2080aqds/ls2080aqds.c | 14 +++ include/configs/ls2080aqds.h | 3 + 3 files changed, 121 insertions(+), 47 deletions(-) diff --git a/board/freescale/ls2080aqds/eth.c b/board/freescale/ls2080aqds/eth.c index 1b4e6c6..6a8788c 100644 --- a/board/freescale/ls2080aqds/eth.c +++ b/board/freescale/ls2080aqds/eth.c @@ -90,11 +90,16 @@ struct ls2080a_qds_mdio { struct mii_dev *realbus; }; +struct reg_pair { + uint addr; + u8 *val; +}; + static void sgmii_configure_repeater(int serdes_port) { struct mii_dev *bus; uint8_t a = 0xf; - int i, j, ret; + int i, j, k, ret; int dpmac_id = 0, dpmac, mii_bus = 0; unsigned short value; char dev[2][20] = {"LS2080A_QDS_MDIO0", "LS2080A_QDS_MDIO3"}; @@ -105,10 +110,30 @@ static void sgmii_configure_repeater(int serdes_port) uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7}; uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84}; + u8 reg_val[6] = {0x18, 0x38, 0x4, 0x14, 0xb5, 0x20}; + struct reg_pair reg_pair[10] = { + {6, ®_val[0]}, {4, ®_val[1]}, + {8, ®_val[2]}, {0xf, NULL}, + {0x11, NULL}, {0x16, NULL}, + {0x18, NULL}, {0x23, ®_val[3]}, + {0x2d, ®_val[4]}, {4, ®_val[5]}, + }; + int *riser_phy_addr = &xqsgii_riser_phy_addr[0]; +#ifdef CONFIG_DM_I2C + struct udevice *udev; +#endif /* Set I2c to Slot 1 */ - i2c_write(0x77, 0, 0, &a, 1); +#ifndef CONFIG_DM_I2C + ret = i2c_write(0x77, 0, 0, &a, 1); +#else + ret = i2c_get_chip_for_busnum(0, 0x77, 1, &udev); + if (!ret) + ret = dm_i2c_write(udev, 0, &a, 1); +#endif + if (ret) + goto error; for (dpmac = 0; dpmac < 8; dpmac++) { /* Check the PHY status */ @@ -121,7 +146,15 @@ static void sgmii_configure_repeater(int serdes_port) mii_bus = 1; dpmac_id = dpmac + 9; a = 0xb; - i2c_write(0x76, 0, 0, &a, 1); +#ifndef CONFIG_DM_I2C + ret = i2c_write(0x76, 0, 0, &a, 1); +#else + ret = i2c_get_chip_for_busnum(0, 0x76, 1, &udev); + if (!ret) + ret = dm_i2c_write(udev, 0, &a, 1); +#endif + if (ret) + goto error; break; } @@ -154,29 +187,29 @@ static void sgmii_configure_repeater(int serdes_port) for (i = 0; i < 4; i++) { for (j = 0; j < 4; j++) { - a = 0x18; - i2c_write(i2c_addr[dpmac], 6, 1, &a, 1); - a = 0x38; - i2c_write(i2c_addr[dpmac], 4, 1, &a, 1); - a = 0x4; - i2c_write(i2c_addr[dpmac], 8, 1, &a, 1); - - i2c_write(i2c_addr[dpmac], 0xf, 1, - &ch_a_eq[i], 1); - i2c_write(i2c_addr[dpmac], 0x11, 1, - &ch_a_ctl2[j], 1); - - i2c_write(i2c_addr[dpmac], 0x16, 1, - &ch_b_eq[i], 1); - i2c_write(i2c_addr[dpmac], 0x18, 1, - &ch_b_ctl2[j], 1); - - a = 0x14; - i2c_write(i2c_addr[dpmac], 0x23, 1, &a, 1); - a = 0xb5; - i2c_write(i2c_addr[dpmac], 0x2d, 1, &a, 1); - a = 0x20; - i2c_write(i2c_addr[dpmac], 4, 1, &a, 1); + reg_pair[3].val = &ch_a_eq[i]; + reg_pair[4].val = &ch_a_ctl2[j]; + reg_pair[5].val = &ch_b_eq[i]; + reg_pair[6].val = &ch_b_ctl2[j]; + + for (k = 0; k < 10; k++) { +#ifndef CONFIG_DM_I2C + ret = i2c_write(i2c_addr[dpmac], + reg_pair[k].addr, + 1, reg_pair[k].val, 1); +#else + ret = i2c_get_chip_for_busnum(0, + i2c_addr[dpmac], + 1, &udev); + if (!ret) + ret = dm_i2c_write(udev, + reg_pair[k].addr, + reg_pair[k].val, 1); +#endif + if (ret) + goto error; + } + mdelay(100); ret = miiphy_read(dev[mii_bus], riser_phy_addr[dpmac], @@ -217,7 +250,7 @@ error: static void qsgmii_configure_repeater(int dpmac) { uint8_t a = 0xf; - int i, j; + int i, j, k; int i2c_phy_addr = 0; int phy_addr = 0; int i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b}; @@ -227,12 +260,32 @@ static void qsgmii_configure_repeater(int dpmac) uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7}; uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84}; + u8 reg_val[6] = {0x18, 0x38, 0x4, 0x14, 0xb5, 0x20}; + struct reg_pair reg_pair[10] = { + {6, ®_val[0]}, {4, ®_val[1]}, + {8, ®_val[2]}, {0xf, NULL}, + {0x11, NULL}, {0x16, NULL}, + {0x18, NULL}, {0x23, ®_val[3]}, + {0x2d, ®_val[4]}, {4, ®_val[5]}, + }; + const char *dev = "LS2080A_QDS_MDIO0"; int ret = 0; unsigned short value; +#ifdef CONFIG_DM_I2C + struct udevice *udev; +#endif /* Set I2c to Slot 1 */ - i2c_write(0x77, 0, 0, &a, 1); +#ifndef CONFIG_DM_I2C + ret = i2c_write(0x77, 0, 0, &a, 1); +#else + ret = i2c_get_chip_for_busnum(0, 0x77, 1, &udev); + if (!ret) + ret = dm_i2c_write(udev, 0, &a, 1); +#endif + if (ret) + goto error; switch (dpmac) { case 1: @@ -283,25 +336,29 @@ static void qsgmii_configure_repeater(int dpmac) for (i = 0; i < 4; i++) { for (j = 0; j < 4; j++) { - a = 0x18; - i2c_write(i2c_phy_addr, 6, 1, &a, 1); - a = 0x38; - i2c_write(i2c_phy_addr, 4, 1, &a, 1); - a = 0x4; - i2c_write(i2c_phy_addr, 8, 1, &a, 1); - - i2c_write(i2c_phy_addr, 0xf, 1, &ch_a_eq[i], 1); - i2c_write(i2c_phy_addr, 0x11, 1, &ch_a_ctl2[j], 1); - - i2c_write(i2c_phy_addr, 0x16, 1, &ch_b_eq[i], 1); - i2c_write(i2c_phy_addr, 0x18, 1, &ch_b_ctl2[j], 1); - - a = 0x14; - i2c_write(i2c_phy_addr, 0x23, 1, &a, 1); - a = 0xb5; - i2c_write(i2c_phy_addr, 0x2d, 1, &a, 1); - a = 0x20; - i2c_write(i2c_phy_addr, 4, 1, &a, 1); + reg_pair[3].val = &ch_a_eq[i]; + reg_pair[4].val = &ch_a_ctl2[j]; + reg_pair[5].val = &ch_b_eq[i]; + reg_pair[6].val = &ch_b_ctl2[j]; + + for (k = 0; k < 10; k++) { +#ifndef CONFIG_DM_I2C + ret = i2c_write(i2c_phy_addr, + reg_pair[k].addr, + 1, reg_pair[k].val, 1); +#else + ret = i2c_get_chip_for_busnum(0, + i2c_phy_addr, + 1, &udev); + if (!ret) + ret = dm_i2c_write(udev, + reg_pair[k].addr, + reg_pair[k].val, 1); +#endif + if (ret) + goto error; + } + mdelay(100); ret = miiphy_read(dev, phy_addr, 0x11, &value); if (ret > 0) diff --git a/board/freescale/ls2080aqds/ls2080aqds.c b/board/freescale/ls2080aqds/ls2080aqds.c index dc239cf..91c8035 100644 --- a/board/freescale/ls2080aqds/ls2080aqds.c +++ b/board/freescale/ls2080aqds/ls2080aqds.c @@ -161,8 +161,16 @@ unsigned long get_board_ddr_clk(void) int select_i2c_ch_pca9547(u8 ch) { int ret; +#ifdef CONFIG_DM_I2C + struct udevice *dev; + ret = i2c_get_chip_for_busnum(0, I2C_MUX_PCA_ADDR_PRI, 1, &dev); + if (!ret) + ret = dm_i2c_write(dev, 0, &ch, 1); + +#else ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1); +#endif if (ret) { puts("PCA: failed to select proper channel\n"); return ret; @@ -225,9 +233,15 @@ int board_init(void) gd->env_addr = (ulong)&default_environment[0]; #endif select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); + #ifdef CONFIG_RTC_ENABLE_32KHZ_OUTPUT +#ifdef CONFIG_DM_I2C + rtc_enable_32khz_output(0, CONFIG_SYS_I2C_RTC_ADDR); +#else rtc_enable_32khz_output(); #endif +#endif + #ifdef CONFIG_FSL_CAAM sec_init(); #endif diff --git a/include/configs/ls2080aqds.h b/include/configs/ls2080aqds.h index 81af1d9..e2a8975 100644 --- a/include/configs/ls2080aqds.h +++ b/include/configs/ls2080aqds.h @@ -16,7 +16,9 @@ unsigned long get_board_ddr_clk(void); #ifdef CONFIG_FSL_QSPI #define CONFIG_QIXIS_I2C_ACCESS +#ifndef CONFIG_DM_I2C #define CONFIG_SYS_I2C_EARLY_INIT +#endif #define CONFIG_SYS_I2C_IFDR_DIV 0x7e #endif @@ -324,6 +326,7 @@ unsigned long get_board_ddr_clk(void); */ #define RTC #define CONFIG_RTC_DS3231 1 +#define CONFIG_RTC_ENABLE_32KHZ_OUTPUT #define CONFIG_SYS_I2C_RTC_ADDR 0x68 #define CONFIG_RTC_ENABLE_32KHZ_OUTPUT -- 2.7.4