armv8/ls1043aqds: add LS1043AQDS board support
LS1043AQDS Specification:
-------------------------
Memory subsystem:
* 2GByte DDR4 DIMM
* 128 Mbyte NOR flash single-chip memory
* 512 Mbyte NAND flash
* 16 Mbyte high-speed SPI flash
* SD connector to interface with the SD memory card
Ethernet:
* Two RGMII ports
* XFI 10G port
* SGMII
* QSGMII with 4x 1G ports
PCIe: supports Gen 1 and Gen 2
SATA 3.0: one SATA 3.0 port
USB 3.0: two micro AB connector and one type A connector
UART: supports two UARTs up to 115200 bps for console
Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: Mingkai Hu <Mingkai.Hu@freescale.com>
Signed-off-by: Hou Zhiqiang <B48286@freescale.com>
Signed-off-by: Gong Qianyu <Qianyu.Gong@freescale.com>
[York Sun: Add CONFIG_SYS_NS16550=y in defconfig]
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/board/freescale/ls1043aqds/ls1043aqds.c b/board/freescale/ls1043aqds/ls1043aqds.c
new file mode 100644
index 0000000..d6696ca
--- /dev/null
+++ b/board/freescale/ls1043aqds/ls1043aqds.c
@@ -0,0 +1,333 @@
+/*
+ * Copyright 2015 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <fdt_support.h>
+#include <asm/io.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/fsl_serdes.h>
+#include <asm/arch/fdt.h>
+#include <asm/arch/soc.h>
+#include <ahci.h>
+#include <hwconfig.h>
+#include <mmc.h>
+#include <scsi.h>
+#include <fm_eth.h>
+#include <fsl_csu.h>
+#include <fsl_esdhc.h>
+#include <fsl_ifc.h>
+#include <spl.h>
+
+#include "../common/qixis.h"
+#include "ls1043aqds_qixis.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+enum {
+ MUX_TYPE_GPIO,
+};
+
+/* LS1043AQDS serdes mux */
+#define CFG_SD_MUX1_SLOT2 0x0 /* SLOT2 TX/RX0 */
+#define CFG_SD_MUX1_SLOT1 0x1 /* SLOT1 TX/RX1 */
+#define CFG_SD_MUX2_SLOT3 0x0 /* SLOT3 TX/RX0 */
+#define CFG_SD_MUX2_SLOT1 0x1 /* SLOT1 TX/RX2 */
+#define CFG_SD_MUX3_SLOT4 0x0 /* SLOT4 TX/RX0 */
+#define CFG_SD_MUX3_MUX4 0x1 /* MUX4 */
+#define CFG_SD_MUX4_SLOT3 0x0 /* SLOT3 TX/RX1 */
+#define CFG_SD_MUX4_SLOT1 0x1 /* SLOT1 TX/RX3 */
+
+int checkboard(void)
+{
+ char buf[64];
+#ifndef CONFIG_SD_BOOT
+ u8 sw;
+#endif
+
+ puts("Board: LS1043AQDS, boot from ");
+
+#ifdef CONFIG_SD_BOOT
+ puts("SD\n");
+#else
+ sw = QIXIS_READ(brdcfg[0]);
+ sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
+
+ if (sw < 0x8)
+ printf("vBank: %d\n", sw);
+ else if (sw == 0x8)
+ puts("PromJet\n");
+ else if (sw == 0x9)
+ puts("NAND\n");
+ else if (sw == 0x15)
+ printf("IFCCard\n");
+ else
+ printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
+#endif
+
+ printf("Sys ID: 0x%02x, Sys Ver: 0x%02x\n",
+ QIXIS_READ(id), QIXIS_READ(arch));
+
+ printf("FPGA: v%d (%s), build %d\n",
+ (int)QIXIS_READ(scver), qixis_read_tag(buf),
+ (int)qixis_read_minor());
+
+ return 0;
+}
+
+bool if_board_diff_clk(void)
+{
+ u8 diff_conf = QIXIS_READ(brdcfg[11]);
+
+ return diff_conf & 0x40;
+}
+
+unsigned long get_board_sys_clk(void)
+{
+ u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
+
+ switch (sysclk_conf & 0x0f) {
+ case QIXIS_SYSCLK_64:
+ return 64000000;
+ case QIXIS_SYSCLK_83:
+ return 83333333;
+ case QIXIS_SYSCLK_100:
+ return 100000000;
+ case QIXIS_SYSCLK_125:
+ return 125000000;
+ case QIXIS_SYSCLK_133:
+ return 133333333;
+ case QIXIS_SYSCLK_150:
+ return 150000000;
+ case QIXIS_SYSCLK_160:
+ return 160000000;
+ case QIXIS_SYSCLK_166:
+ return 166666666;
+ }
+
+ return 66666666;
+}
+
+unsigned long get_board_ddr_clk(void)
+{
+ u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
+
+ if (if_board_diff_clk())
+ return get_board_sys_clk();
+ switch ((ddrclk_conf & 0x30) >> 4) {
+ case QIXIS_DDRCLK_100:
+ return 100000000;
+ case QIXIS_DDRCLK_125:
+ return 125000000;
+ case QIXIS_DDRCLK_133:
+ return 133333333;
+ }
+
+ return 66666666;
+}
+
+int select_i2c_ch_pca9547(u8 ch)
+{
+ int ret;
+
+ ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
+ if (ret) {
+ puts("PCA: failed to select proper channel\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+int dram_init(void)
+{
+ /*
+ * When resuming from deep sleep, the I2C channel may not be
+ * in the default channel. So, switch to the default channel
+ * before accessing DDR SPD.
+ */
+ select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
+ gd->ram_size = initdram(0);
+
+ return 0;
+}
+
+int i2c_multiplexer_select_vid_channel(u8 channel)
+{
+ return select_i2c_ch_pca9547(channel);
+}
+
+void board_retimer_init(void)
+{
+ u8 reg;
+
+ /* Retimer is connected to I2C1_CH7_CH5 */
+ reg = I2C_MUX_CH7;
+ i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, ®, 1);
+ reg = I2C_MUX_CH5;
+ i2c_write(I2C_MUX_PCA_ADDR_SEC, 0, 1, ®, 1);
+
+ /* Access to Control/Shared register */
+ reg = 0x0;
+ i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1);
+
+ /* Read device revision and ID */
+ i2c_read(I2C_RETIMER_ADDR, 1, 1, ®, 1);
+ debug("Retimer version id = 0x%x\n", reg);
+
+ /* Enable Broadcast. All writes target all channel register sets */
+ reg = 0x0c;
+ i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1);
+
+ /* Reset Channel Registers */
+ i2c_read(I2C_RETIMER_ADDR, 0, 1, ®, 1);
+ reg |= 0x4;
+ i2c_write(I2C_RETIMER_ADDR, 0, 1, ®, 1);
+
+ /* Enable override divider select and Enable Override Output Mux */
+ i2c_read(I2C_RETIMER_ADDR, 9, 1, ®, 1);
+ reg |= 0x24;
+ i2c_write(I2C_RETIMER_ADDR, 9, 1, ®, 1);
+
+ /* Select VCO Divider to full rate (000) */
+ i2c_read(I2C_RETIMER_ADDR, 0x18, 1, ®, 1);
+ reg &= 0x8f;
+ i2c_write(I2C_RETIMER_ADDR, 0x18, 1, ®, 1);
+
+ /* Selects active PFD MUX Input as Re-timed Data (001) */
+ i2c_read(I2C_RETIMER_ADDR, 0x1e, 1, ®, 1);
+ reg &= 0x3f;
+ reg |= 0x20;
+ i2c_write(I2C_RETIMER_ADDR, 0x1e, 1, ®, 1);
+
+ /* Set data rate as 10.3125 Gbps */
+ reg = 0x0;
+ i2c_write(I2C_RETIMER_ADDR, 0x60, 1, ®, 1);
+ reg = 0xb2;
+ i2c_write(I2C_RETIMER_ADDR, 0x61, 1, ®, 1);
+ reg = 0x90;
+ i2c_write(I2C_RETIMER_ADDR, 0x62, 1, ®, 1);
+ reg = 0xb3;
+ i2c_write(I2C_RETIMER_ADDR, 0x63, 1, ®, 1);
+ reg = 0xcd;
+ i2c_write(I2C_RETIMER_ADDR, 0x64, 1, ®, 1);
+}
+
+int board_early_init_f(void)
+{
+ fsl_lsch2_early_init_f();
+
+ return 0;
+}
+
+#ifdef CONFIG_FSL_DEEP_SLEEP
+/* determine if it is a warm boot */
+bool is_warm_boot(void)
+{
+#define DCFG_CCSR_CRSTSR_WDRFR (1 << 3)
+ struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+
+ if (in_be32(&gur->crstsr) & DCFG_CCSR_CRSTSR_WDRFR)
+ return 1;
+
+ return 0;
+}
+#endif
+
+int config_board_mux(int ctrl_type)
+{
+ u8 reg14;
+
+ reg14 = QIXIS_READ(brdcfg[14]);
+
+ switch (ctrl_type) {
+ case MUX_TYPE_GPIO:
+ reg14 = (reg14 & (~0x30)) | 0x20;
+ break;
+ default:
+ puts("Unsupported mux interface type\n");
+ return -1;
+ }
+
+ QIXIS_WRITE(brdcfg[14], reg14);
+
+ return 0;
+}
+
+int config_serdes_mux(void)
+{
+ return 0;
+}
+
+
+#ifdef CONFIG_MISC_INIT_R
+int misc_init_r(void)
+{
+ if (hwconfig("gpio"))
+ config_board_mux(MUX_TYPE_GPIO);
+
+ return 0;
+}
+#endif
+
+int board_init(void)
+{
+ struct ccsr_cci400 *cci = (struct ccsr_cci400 *)
+ CONFIG_SYS_CCI400_ADDR;
+
+ /* Set CCI-400 control override register to enable barrier
+ * transaction */
+ out_le32(&cci->ctrl_ord,
+ CCI400_CTRLORD_EN_BARRIER);
+
+ select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
+ board_retimer_init();
+
+#ifdef CONFIG_SYS_FSL_SERDES
+ config_serdes_mux();
+#endif
+
+#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
+ enable_layerscape_ns_access();
+#endif
+
+#ifdef CONFIG_ENV_IS_NOWHERE
+ gd->env_addr = (ulong)&default_environment[0];
+#endif
+ return 0;
+}
+
+#ifdef CONFIG_OF_BOARD_SETUP
+int ft_board_setup(void *blob, bd_t *bd)
+{
+ ft_cpu_setup(blob, bd);
+
+#ifdef CONFIG_SYS_DPAA_FMAN
+ fdt_fixup_fman_ethernet(blob);
+ fdt_fixup_board_enet(blob);
+#endif
+ return 0;
+}
+#endif
+
+u8 flash_read8(void *addr)
+{
+ return __raw_readb(addr + 1);
+}
+
+void flash_write16(u16 val, void *addr)
+{
+ u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
+
+ __raw_writew(shftval, addr);
+}
+
+u16 flash_read16(void *addr)
+{
+ u16 val = __raw_readw(addr);
+
+ return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
+}