[PATCH v1 11/23] phy: marvell: cp110: let the firmware configure comphy for RXAUI
Stefan Roese
sr at denx.de
Wed Mar 24 15:06:37 CET 2021
From: Grzegorz Jaszczyk <jaz at semihalf.com>
Replace the comphy initialization for RXAUI with appropriate SMC call,
so the firmware will execute required serdes configuration.
Signed-off-by: Grzegorz Jaszczyk <jaz at semihalf.com>
Reviewed-by: Igal Liberman <igall at marvell.com>
Signed-off-by: Stefan Roese <sr at denx.de>
---
drivers/phy/marvell/comphy_cp110.c | 184 +----------------------------
1 file changed, 4 insertions(+), 180 deletions(-)
diff --git a/drivers/phy/marvell/comphy_cp110.c b/drivers/phy/marvell/comphy_cp110.c
index 620a749bb1f8..9f80a3fda4b1 100644
--- a/drivers/phy/marvell/comphy_cp110.c
+++ b/drivers/phy/marvell/comphy_cp110.c
@@ -559,184 +559,6 @@ static int comphy_sata_power_up(u32 lane, void __iomem *hpipe_base,
return ret;
}
-static int comphy_rxauii_power_up(u32 lane, void __iomem *hpipe_base,
- void __iomem *comphy_base)
-{
- u32 mask, data, ret = 1;
- void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
- void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane);
- void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
- void __iomem *addr;
-
- debug_enter();
- debug("stage: RFU configurations - hard reset comphy\n");
- /* RFU configurations - hard reset comphy */
- mask = COMMON_PHY_CFG1_PWR_UP_MASK;
- data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
- mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
- data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
- reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
-
- if (lane == 2) {
- reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
- 0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET,
- COMMON_PHY_SD_CTRL1_RXAUI0_MASK);
- }
- if (lane == 4) {
- reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
- 0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET,
- COMMON_PHY_SD_CTRL1_RXAUI1_MASK);
- }
-
- /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */
- mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
- data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
- mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK;
- data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET;
- mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK;
- data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET;
- mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
- data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
- mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
- data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
- mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK;
- data |= 0x0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET;
- mask |= SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK;
- data |= 0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET;
- reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
-
- /* release from hard reset */
- mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
- data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
- mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
- data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
- mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
- data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
- reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
-
- mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
- data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
- mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
- data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
- reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
-
- /* Wait 1ms - until band gap and ref clock ready */
- mdelay(1);
-
- /* Start comphy Configuration */
- debug("stage: Comphy configuration\n");
- /* set reference clock */
- reg_set(hpipe_addr + HPIPE_MISC_REG,
- 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET,
- HPIPE_MISC_REFCLK_SEL_MASK);
- /* Power and PLL Control */
- mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
- data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
- mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
- data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
- reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
- /* Loopback register */
- reg_set(hpipe_addr + HPIPE_LOOPBACK_REG,
- 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK);
- /* rx control 1 */
- mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK;
- data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET;
- mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK;
- data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET;
- reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask);
- /* DTL Control */
- reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG,
- 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET,
- HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK);
-
- /* Set analog paramters from ETP(HW) */
- debug("stage: Analog paramters from ETP(HW)\n");
- /* SERDES External Configuration 2 */
- reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG,
- 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET,
- SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK);
- /* 0x7-DFE Resolution control */
- reg_set(hpipe_addr + HPIPE_DFE_REG0, 0x1 << HPIPE_DFE_RES_FORCE_OFFSET,
- HPIPE_DFE_RES_FORCE_MASK);
- /* 0xd-G1_Setting_0 */
- reg_set(hpipe_addr + HPIPE_G1_SET_0_REG,
- 0xd << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET,
- HPIPE_G1_SET_0_G1_TX_EMPH1_MASK);
- /* 0xE-G1_Setting_1 */
- mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK;
- data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET;
- mask |= HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK;
- data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET;
- mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK;
- data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET;
- reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask);
- /* 0xA-DFE_Reg3 */
- mask = HPIPE_DFE_F3_F5_DFE_EN_MASK;
- data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET;
- mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK;
- data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET;
- reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask);
-
- /* 0x111-G1_Setting_4 */
- mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK;
- data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET;
- reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask);
-
- debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n");
- /* SERDES External Configuration */
- mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
- data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
- mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
- data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
- mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
- data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
- reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
-
-
- /* check PLL rx & tx ready */
- addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
- data = SD_EXTERNAL_STATUS0_PLL_RX_MASK |
- SD_EXTERNAL_STATUS0_PLL_TX_MASK;
- mask = data;
- data = polling_with_timeout(addr, data, mask, 15000);
- if (data != 0) {
- debug("Read from reg = %p - value = 0x%x\n",
- sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
- pr_err("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n",
- (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK),
- (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK));
- ret = 0;
- }
-
- /* RX init */
- reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG,
- 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET,
- SD_EXTERNAL_CONFIG1_RX_INIT_MASK);
-
- /* check that RX init done */
- addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
- data = SD_EXTERNAL_STATUS0_RX_INIT_MASK;
- mask = data;
- data = polling_with_timeout(addr, data, mask, 100);
- if (data != 0) {
- debug("Read from reg = %p - value = 0x%x\n",
- sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
- pr_err("SD_EXTERNAL_STATUS0_RX_INIT is 0\n");
- ret = 0;
- }
-
- debug("stage: RF Reset\n");
- /* RF Reset */
- mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK;
- data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET;
- mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
- data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
- reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
-
- debug_exit();
- return ret;
-}
-
static void comphy_utmi_power_down(u32 utmi_index, void __iomem *utmi_base_addr,
void __iomem *usb_cfg_addr,
void __iomem *utmi_cfg_addr,
@@ -1187,8 +1009,10 @@ int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
break;
case COMPHY_TYPE_RXAUI0:
case COMPHY_TYPE_RXAUI1:
- ret = comphy_rxauii_power_up(lane, hpipe_base_addr,
- comphy_base_addr);
+ mode = COMPHY_FW_MODE_FORMAT(COMPHY_RXAUI_MODE);
+ ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
+ ptr_chip_cfg->comphy_base_addr, lane,
+ mode);
break;
default:
debug("Unknown SerDes type, skip initialize SerDes %d\n",
--
2.31.0
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