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 */
47 #ifndef CONFIG_SD_BOOT
51 puts("Board: LS1043AQDS, boot from ");
56 sw = QIXIS_READ(brdcfg[0]);
57 sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
60 printf("vBank: %d\n", sw);
68 printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
71 printf("Sys ID: 0x%02x, Sys Ver: 0x%02x\n",
72 QIXIS_READ(id), QIXIS_READ(arch));
74 printf("FPGA: v%d (%s), build %d\n",
75 (int)QIXIS_READ(scver), qixis_read_tag(buf),
76 (int)qixis_read_minor());
81 bool if_board_diff_clk(void)
83 u8 diff_conf = QIXIS_READ(brdcfg[11]);
85 return diff_conf & 0x40;
88 unsigned long get_board_sys_clk(void)
90 u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
92 switch (sysclk_conf & 0x0f) {
97 case QIXIS_SYSCLK_100:
99 case QIXIS_SYSCLK_125:
101 case QIXIS_SYSCLK_133:
103 case QIXIS_SYSCLK_150:
105 case QIXIS_SYSCLK_160:
107 case QIXIS_SYSCLK_166:
114 unsigned long get_board_ddr_clk(void)
116 u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
118 if (if_board_diff_clk())
119 return get_board_sys_clk();
120 switch ((ddrclk_conf & 0x30) >> 4) {
121 case QIXIS_DDRCLK_100:
123 case QIXIS_DDRCLK_125:
125 case QIXIS_DDRCLK_133:
132 int select_i2c_ch_pca9547(u8 ch)
136 ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
138 puts("PCA: failed to select proper channel\n");
148 * When resuming from deep sleep, the I2C channel may not be
149 * in the default channel. So, switch to the default channel
150 * before accessing DDR SPD.
152 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
153 gd->ram_size = initdram(0);
158 int i2c_multiplexer_select_vid_channel(u8 channel)
160 return select_i2c_ch_pca9547(channel);
163 void board_retimer_init(void)
167 /* Retimer is connected to I2C1_CH7_CH5 */
169 i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, ®, 1);
171 i2c_write(I2C_MUX_PCA_ADDR_SEC, 0, 1, ®, 1);
173 /* Access to Control/Shared register */
175 i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1);
177 /* Read device revision and ID */
178 i2c_read(I2C_RETIMER_ADDR, 1, 1, ®, 1);
179 debug("Retimer version id = 0x%x\n", reg);
181 /* Enable Broadcast. All writes target all channel register sets */
183 i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1);
185 /* Reset Channel Registers */
186 i2c_read(I2C_RETIMER_ADDR, 0, 1, ®, 1);
188 i2c_write(I2C_RETIMER_ADDR, 0, 1, ®, 1);
190 /* Enable override divider select and Enable Override Output Mux */
191 i2c_read(I2C_RETIMER_ADDR, 9, 1, ®, 1);
193 i2c_write(I2C_RETIMER_ADDR, 9, 1, ®, 1);
195 /* Select VCO Divider to full rate (000) */
196 i2c_read(I2C_RETIMER_ADDR, 0x18, 1, ®, 1);
198 i2c_write(I2C_RETIMER_ADDR, 0x18, 1, ®, 1);
200 /* Selects active PFD MUX Input as Re-timed Data (001) */
201 i2c_read(I2C_RETIMER_ADDR, 0x1e, 1, ®, 1);
204 i2c_write(I2C_RETIMER_ADDR, 0x1e, 1, ®, 1);
206 /* Set data rate as 10.3125 Gbps */
208 i2c_write(I2C_RETIMER_ADDR, 0x60, 1, ®, 1);
210 i2c_write(I2C_RETIMER_ADDR, 0x61, 1, ®, 1);
212 i2c_write(I2C_RETIMER_ADDR, 0x62, 1, ®, 1);
214 i2c_write(I2C_RETIMER_ADDR, 0x63, 1, ®, 1);
216 i2c_write(I2C_RETIMER_ADDR, 0x64, 1, ®, 1);
219 int board_early_init_f(void)
221 fsl_lsch2_early_init_f();
226 #ifdef CONFIG_FSL_DEEP_SLEEP
227 /* determine if it is a warm boot */
228 bool is_warm_boot(void)
230 #define DCFG_CCSR_CRSTSR_WDRFR (1 << 3)
231 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
233 if (in_be32(&gur->crstsr) & DCFG_CCSR_CRSTSR_WDRFR)
240 int config_board_mux(int ctrl_type)
244 reg14 = QIXIS_READ(brdcfg[14]);
248 reg14 = (reg14 & (~0x30)) | 0x20;
251 puts("Unsupported mux interface type\n");
255 QIXIS_WRITE(brdcfg[14], reg14);
260 int config_serdes_mux(void)
266 #ifdef CONFIG_MISC_INIT_R
267 int misc_init_r(void)
269 if (hwconfig("gpio"))
270 config_board_mux(MUX_TYPE_GPIO);
278 struct ccsr_cci400 *cci = (struct ccsr_cci400 *)
279 CONFIG_SYS_CCI400_ADDR;
281 /* Set CCI-400 control override register to enable barrier
283 out_le32(&cci->ctrl_ord,
284 CCI400_CTRLORD_EN_BARRIER);
286 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
287 board_retimer_init();
289 #ifdef CONFIG_SYS_FSL_SERDES
293 #ifdef CONFIG_LAYERSCAPE_NS_ACCESS
294 enable_layerscape_ns_access();
297 #ifdef CONFIG_ENV_IS_NOWHERE
298 gd->env_addr = (ulong)&default_environment[0];
303 #ifdef CONFIG_OF_BOARD_SETUP
304 int ft_board_setup(void *blob, bd_t *bd)
306 ft_cpu_setup(blob, bd);
308 #ifdef CONFIG_SYS_DPAA_FMAN
309 fdt_fixup_fman_ethernet(blob);
310 fdt_fixup_board_enet(blob);
316 u8 flash_read8(void *addr)
318 return __raw_readb(addr + 1);
321 void flash_write16(u16 val, void *addr)
323 u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
325 __raw_writew(shftval, addr);
328 u16 flash_read16(void *addr)
330 u16 val = __raw_readw(addr);
332 return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);