2 * Copyright 2015 Freescale Semiconductor, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
9 #include <fdt_support.h>
11 #include <asm/arch/clock.h>
12 #include <asm/arch/fsl_serdes.h>
13 #include <asm/arch/fdt.h>
14 #include <asm/arch/soc.h>
21 #include <fsl_esdhc.h>
25 #include "../common/qixis.h"
26 #include "ls1043aqds_qixis.h"
28 DECLARE_GLOBAL_DATA_PTR;
34 /* LS1043AQDS serdes mux */
35 #define CFG_SD_MUX1_SLOT2 0x0 /* SLOT2 TX/RX0 */
36 #define CFG_SD_MUX1_SLOT1 0x1 /* SLOT1 TX/RX1 */
37 #define CFG_SD_MUX2_SLOT3 0x0 /* SLOT3 TX/RX0 */
38 #define CFG_SD_MUX2_SLOT1 0x1 /* SLOT1 TX/RX2 */
39 #define CFG_SD_MUX3_SLOT4 0x0 /* SLOT4 TX/RX0 */
40 #define CFG_SD_MUX3_MUX4 0x1 /* MUX4 */
41 #define CFG_SD_MUX4_SLOT3 0x0 /* SLOT3 TX/RX1 */
42 #define CFG_SD_MUX4_SLOT1 0x1 /* SLOT1 TX/RX3 */
43 #define CFG_UART_MUX_MASK 0x6
44 #define CFG_UART_MUX_SHIFT 1
45 #define CFG_LPUART_EN 0x1
50 #if !defined(CONFIG_SD_BOOT) && !defined(CONFIG_QSPI_BOOT)
54 puts("Board: LS1043AQDS, boot from ");
58 #elif defined(CONFIG_QSPI_BOOT)
61 sw = QIXIS_READ(brdcfg[0]);
62 sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
65 printf("vBank: %d\n", sw);
73 printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
76 printf("Sys ID: 0x%02x, Sys Ver: 0x%02x\n",
77 QIXIS_READ(id), QIXIS_READ(arch));
79 printf("FPGA: v%d (%s), build %d\n",
80 (int)QIXIS_READ(scver), qixis_read_tag(buf),
81 (int)qixis_read_minor());
86 bool if_board_diff_clk(void)
88 u8 diff_conf = QIXIS_READ(brdcfg[11]);
90 return diff_conf & 0x40;
93 unsigned long get_board_sys_clk(void)
95 u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
97 switch (sysclk_conf & 0x0f) {
100 case QIXIS_SYSCLK_83:
102 case QIXIS_SYSCLK_100:
104 case QIXIS_SYSCLK_125:
106 case QIXIS_SYSCLK_133:
108 case QIXIS_SYSCLK_150:
110 case QIXIS_SYSCLK_160:
112 case QIXIS_SYSCLK_166:
119 unsigned long get_board_ddr_clk(void)
121 u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
123 if (if_board_diff_clk())
124 return get_board_sys_clk();
125 switch ((ddrclk_conf & 0x30) >> 4) {
126 case QIXIS_DDRCLK_100:
128 case QIXIS_DDRCLK_125:
130 case QIXIS_DDRCLK_133:
137 int select_i2c_ch_pca9547(u8 ch)
141 ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
143 puts("PCA: failed to select proper channel\n");
153 * When resuming from deep sleep, the I2C channel may not be
154 * in the default channel. So, switch to the default channel
155 * before accessing DDR SPD.
157 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
158 gd->ram_size = initdram(0);
163 int i2c_multiplexer_select_vid_channel(u8 channel)
165 return select_i2c_ch_pca9547(channel);
168 void board_retimer_init(void)
172 /* Retimer is connected to I2C1_CH7_CH5 */
173 select_i2c_ch_pca9547(I2C_MUX_CH7);
175 i2c_write(I2C_MUX_PCA_ADDR_SEC, 0, 1, ®, 1);
177 /* Access to Control/Shared register */
179 i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1);
181 /* Read device revision and ID */
182 i2c_read(I2C_RETIMER_ADDR, 1, 1, ®, 1);
183 debug("Retimer version id = 0x%x\n", reg);
185 /* Enable Broadcast. All writes target all channel register sets */
187 i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1);
189 /* Reset Channel Registers */
190 i2c_read(I2C_RETIMER_ADDR, 0, 1, ®, 1);
192 i2c_write(I2C_RETIMER_ADDR, 0, 1, ®, 1);
194 /* Enable override divider select and Enable Override Output Mux */
195 i2c_read(I2C_RETIMER_ADDR, 9, 1, ®, 1);
197 i2c_write(I2C_RETIMER_ADDR, 9, 1, ®, 1);
199 /* Select VCO Divider to full rate (000) */
200 i2c_read(I2C_RETIMER_ADDR, 0x18, 1, ®, 1);
202 i2c_write(I2C_RETIMER_ADDR, 0x18, 1, ®, 1);
204 /* Selects active PFD MUX Input as Re-timed Data (001) */
205 i2c_read(I2C_RETIMER_ADDR, 0x1e, 1, ®, 1);
208 i2c_write(I2C_RETIMER_ADDR, 0x1e, 1, ®, 1);
210 /* Set data rate as 10.3125 Gbps */
212 i2c_write(I2C_RETIMER_ADDR, 0x60, 1, ®, 1);
214 i2c_write(I2C_RETIMER_ADDR, 0x61, 1, ®, 1);
216 i2c_write(I2C_RETIMER_ADDR, 0x62, 1, ®, 1);
218 i2c_write(I2C_RETIMER_ADDR, 0x63, 1, ®, 1);
220 i2c_write(I2C_RETIMER_ADDR, 0x64, 1, ®, 1);
222 /* Return the default channel */
223 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
226 int board_early_init_f(void)
228 #ifdef CONFIG_HAS_FSL_XHCI_USB
229 struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
235 fsl_lsch2_early_init_f();
237 #ifdef CONFIG_HAS_FSL_XHCI_USB
238 out_be32(&scfg->rcwpmuxcr0, 0x3333);
239 out_be32(&scfg->usbdrvvbus_selcr, SCFG_USBDRVVBUS_SELCR_USB1);
241 (SCFG_USBPWRFAULT_SHARED << SCFG_USBPWRFAULT_USB3_SHIFT) |
242 (SCFG_USBPWRFAULT_SHARED << SCFG_USBPWRFAULT_USB2_SHIFT) |
243 (SCFG_USBPWRFAULT_SHARED << SCFG_USBPWRFAULT_USB1_SHIFT);
244 out_be32(&scfg->usbpwrfault_selcr, usb_pwrfault);
248 /* We use lpuart0 as system console */
249 uart = QIXIS_READ(brdcfg[14]);
250 uart &= ~CFG_UART_MUX_MASK;
251 uart |= CFG_LPUART_EN << CFG_UART_MUX_SHIFT;
252 QIXIS_WRITE(brdcfg[14], uart);
258 #ifdef CONFIG_FSL_DEEP_SLEEP
259 /* determine if it is a warm boot */
260 bool is_warm_boot(void)
262 #define DCFG_CCSR_CRSTSR_WDRFR (1 << 3)
263 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
265 if (in_be32(&gur->crstsr) & DCFG_CCSR_CRSTSR_WDRFR)
272 int config_board_mux(int ctrl_type)
276 reg14 = QIXIS_READ(brdcfg[14]);
280 reg14 = (reg14 & (~0x30)) | 0x20;
283 puts("Unsupported mux interface type\n");
287 QIXIS_WRITE(brdcfg[14], reg14);
292 int config_serdes_mux(void)
298 #ifdef CONFIG_MISC_INIT_R
299 int misc_init_r(void)
301 if (hwconfig("gpio"))
302 config_board_mux(MUX_TYPE_GPIO);
310 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
311 board_retimer_init();
313 #ifdef CONFIG_SYS_FSL_SERDES
317 #ifdef CONFIG_LAYERSCAPE_NS_ACCESS
318 enable_layerscape_ns_access();
323 #ifdef CONFIG_OF_BOARD_SETUP
324 int ft_board_setup(void *blob, bd_t *bd)
326 u64 base[CONFIG_NR_DRAM_BANKS];
327 u64 size[CONFIG_NR_DRAM_BANKS];
329 /* fixup DT for the two DDR banks */
330 base[0] = gd->bd->bi_dram[0].start;
331 size[0] = gd->bd->bi_dram[0].size;
332 base[1] = gd->bd->bi_dram[1].start;
333 size[1] = gd->bd->bi_dram[1].size;
335 fdt_fixup_memory_banks(blob, base, size, 2);
336 ft_cpu_setup(blob, bd);
338 #ifdef CONFIG_SYS_DPAA_FMAN
339 fdt_fixup_fman_ethernet(blob);
340 fdt_fixup_board_enet(blob);
346 u8 flash_read8(void *addr)
348 return __raw_readb(addr + 1);
351 void flash_write16(u16 val, void *addr)
353 u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
355 __raw_writew(shftval, addr);
358 u16 flash_read16(void *addr)
360 u16 val = __raw_readw(addr);
362 return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);