pcm052: add new BK4r1 target based on PCM052 SoM
Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
diff --git a/board/phytec/pcm052/Kconfig b/board/phytec/pcm052/Kconfig
index 88524a3..212f994 100644
--- a/board/phytec/pcm052/Kconfig
+++ b/board/phytec/pcm052/Kconfig
@@ -17,3 +17,23 @@
default 256
endif
+
+if TARGET_BK4R1
+
+config SYS_BOARD
+ default "pcm052"
+
+config SYS_VENDOR
+ default "phytec"
+
+config SYS_SOC
+ default "vf610"
+
+config SYS_CONFIG_NAME
+ default "bk4r1"
+
+config PCM052_DDR_SIZE
+ int
+ default 512
+
+endif
diff --git a/board/phytec/pcm052/pcm052.c b/board/phytec/pcm052/pcm052.c
index 7341899..e75ff4f 100644
--- a/board/phytec/pcm052/pcm052.c
+++ b/board/phytec/pcm052/pcm052.c
@@ -152,57 +152,6 @@
int dram_init(void)
{
- static const struct ddr3_jedec_timings pcm052_ddr_timings = {
- .tinit = 5,
- .trst_pwron = 80000,
- .cke_inactive = 200000,
- .wrlat = 5,
- .caslat_lin = 12,
- .trc = 6,
- .trrd = 4,
- .tccd = 4,
- .tbst_int_interval = 4,
- .tfaw = 18,
- .trp = 6,
- .twtr = 4,
- .tras_min = 15,
- .tmrd = 4,
- .trtp = 4,
- .tras_max = 14040,
- .tmod = 12,
- .tckesr = 4,
- .tcke = 3,
- .trcd_int = 6,
- .tras_lockout = 1,
- .tdal = 10,
- .bstlen = 3,
- .tdll = 512,
- .trp_ab = 6,
- .tref = 1542,
- .trfc = 64,
- .tref_int = 5,
- .tpdex = 3,
- .txpdll = 10,
- .txsnr = 68,
- .txsr = 506,
- .cksrx = 5,
- .cksre = 5,
- .freq_chg_en = 1,
- .zqcl = 256,
- .zqinit = 512,
- .zqcs = 64,
- .ref_per_zq = 64,
- .zqcs_rotate = 1,
- .aprebit = 10,
- .cmd_age_cnt = 255,
- .age_cnt = 255,
- .q_fullness = 0,
- .odt_rd_mapcs0 = 1,
- .odt_wr_mapcs0 = 1,
- .wlmrd = 40,
- .wldqsen = 25,
- };
-
static const iomux_v3_cfg_t pcm052_pads[] = {
PCM052_VF610_PAD_DDR_A15__DDR_A_15,
PCM052_VF610_PAD_DDR_A14__DDR_A_14,
@@ -256,11 +205,126 @@
PCM052_VF610_PAD_DDR_RESETB,
};
- imx_iomux_v3_setup_multiple_pads(pcm052_pads, ARRAY_SIZE(pcm052_pads));
+#if defined(CONFIG_TARGET_PCM052)
+
+ static const struct ddr3_jedec_timings pcm052_ddr_timings = {
+ .tinit = 5,
+ .trst_pwron = 80000,
+ .cke_inactive = 200000,
+ .wrlat = 5,
+ .caslat_lin = 12,
+ .trc = 6,
+ .trrd = 4,
+ .tccd = 4,
+ .tbst_int_interval = 4,
+ .tfaw = 18,
+ .trp = 6,
+ .twtr = 4,
+ .tras_min = 15,
+ .tmrd = 4,
+ .trtp = 4,
+ .tras_max = 14040,
+ .tmod = 12,
+ .tckesr = 4,
+ .tcke = 3,
+ .trcd_int = 6,
+ .tras_lockout = 1,
+ .tdal = 10,
+ .bstlen = 3,
+ .tdll = 512,
+ .trp_ab = 6,
+ .tref = 1542,
+ .trfc = 64,
+ .tref_int = 5,
+ .tpdex = 3,
+ .txpdll = 10,
+ .txsnr = 68,
+ .txsr = 506,
+ .cksrx = 5,
+ .cksre = 5,
+ .freq_chg_en = 1,
+ .zqcl = 256,
+ .zqinit = 512,
+ .zqcs = 64,
+ .ref_per_zq = 64,
+ .zqcs_rotate = 1,
+ .aprebit = 10,
+ .cmd_age_cnt = 255,
+ .age_cnt = 255,
+ .q_fullness = 0,
+ .odt_rd_mapcs0 = 1,
+ .odt_wr_mapcs0 = 1,
+ .wlmrd = 40,
+ .wldqsen = 25,
+ };
ddrmc_ctrl_init_ddr3(&pcm052_ddr_timings, pcm052_cr_settings,
pcm052_phy_settings, 1, 2);
+#elif defined(CONFIG_TARGET_BK4R1)
+
+ static const struct ddr3_jedec_timings pcm052_ddr_timings = {
+ .tinit = 5,
+ .trst_pwron = 80000,
+ .cke_inactive = 200000,
+ .wrlat = 5,
+ .caslat_lin = 12,
+ .trc = 6,
+ .trrd = 4,
+ .tccd = 4,
+ .tbst_int_interval = 0,
+ .tfaw = 16,
+ .trp = 6,
+ .twtr = 4,
+ .tras_min = 15,
+ .tmrd = 4,
+ .trtp = 4,
+ .tras_max = 28080,
+ .tmod = 12,
+ .tckesr = 4,
+ .tcke = 3,
+ .trcd_int = 6,
+ .tras_lockout = 1,
+ .tdal = 12,
+ .bstlen = 3,
+ .tdll = 512,
+ .trp_ab = 6,
+ .tref = 3120,
+ .trfc = 104,
+ .tref_int = 0,
+ .tpdex = 3,
+ .txpdll = 10,
+ .txsnr = 108,
+ .txsr = 512,
+ .cksrx = 5,
+ .cksre = 5,
+ .freq_chg_en = 1,
+ .zqcl = 256,
+ .zqinit = 512,
+ .zqcs = 64,
+ .ref_per_zq = 64,
+ .zqcs_rotate = 1,
+ .aprebit = 10,
+ .cmd_age_cnt = 255,
+ .age_cnt = 255,
+ .q_fullness = 0,
+ .odt_rd_mapcs0 = 1,
+ .odt_wr_mapcs0 = 1,
+ .wlmrd = 40,
+ .wldqsen = 25,
+ };
+
+ ddrmc_ctrl_init_ddr3(&pcm052_ddr_timings, pcm052_cr_settings,
+ pcm052_phy_settings, 1, 1);
+
+#else /* Unknown PCM052 variant */
+
+#error DDR characteristics undefined for this target. Please define them.
+
+#endif
+
+ imx_iomux_v3_setup_multiple_pads(pcm052_pads, ARRAY_SIZE(pcm052_pads));
+
gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
return 0;