Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 267 insertions, 0 deletions

diff --git a/plat/nxp/soc-ls1046a/ls1046ardb/ddr_init.c b/plat/nxp/soc-ls1046a/ls1046ardb/ddr_init.c
new file mode 100644
index 0000000..b9940cf
--- /dev/null
+++ b/plat/nxp/soc-ls1046a/ls1046ardb/ddr_init.c
@@ -0,0 +1,267 @@
+/*
+ * Copyright 2018-2022 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <errno.h>
+#include <string.h>
+
+#include <common/debug.h>
+#include <ddr.h>
+#include <lib/utils.h>
+
+#include <errata.h>
+#include <platform_def.h>
+
+#ifdef CONFIG_STATIC_DDR
+const struct ddr_cfg_regs static_2100 = {
+	.cs[0].config = U(0x80040322),
+	.cs[0].bnds = U(0x1FF),
+	.cs[1].config = U(0x80000322),
+	.cs[1].bnds = U(0x1FF),
+	.sdram_cfg[0] = U(0xE5004000),
+	.sdram_cfg[1] = U(0x401151),
+	.timing_cfg[0] = U(0xD1770018),
+	.timing_cfg[1] = U(0xF2FC9245),
+	.timing_cfg[2] = U(0x594197),
+	.timing_cfg[3] = U(0x2101100),
+	.timing_cfg[4] = U(0x220002),
+	.timing_cfg[5] = U(0x5401400),
+	.timing_cfg[7] = U(0x26600000),
+	.timing_cfg[8] = U(0x5446A00),
+	.dq_map[0] = U(0x32C57554),
+	.dq_map[1] = U(0xD4BB0BD4),
+	.dq_map[2] = U(0x2EC2F554),
+	.dq_map[3] = U(0xD95D4001),
+	.sdram_mode[0] = U(0x3010631),
+	.sdram_mode[1] = U(0x100200),
+	.sdram_mode[9] = U(0x8400000),
+	.sdram_mode[8] = U(0x500),
+	.sdram_mode[2] = U(0x10631),
+	.sdram_mode[3] = U(0x100200),
+	.sdram_mode[10] = U(0x400),
+	.sdram_mode[11] = U(0x8400000),
+	.sdram_mode[4] = U(0x10631),
+	.sdram_mode[5] = U(0x100200),
+	.sdram_mode[12] = U(0x400),
+	.sdram_mode[13] = U(0x8400000),
+	.sdram_mode[6] = U(0x10631),
+	.sdram_mode[7] = U(0x100200),
+	.sdram_mode[14] = U(0x400),
+	.sdram_mode[15] = U(0x8400000),
+	.interval = U(0x1FFE07FF),
+	.zq_cntl = U(0x8A090705),
+	.clk_cntl = U(0x2000000),
+	.cdr[0] = U(0x80040000),
+	.cdr[1] = U(0xC1),
+	.wrlvl_cntl[0] = U(0x86750609),
+	.wrlvl_cntl[1] = U(0xA0B0C0D),
+	.wrlvl_cntl[2] = U(0xF10110E),
+};
+
+const struct ddr_cfg_regs static_1800 = {
+	.cs[0].config = U(0x80040322),
+	.cs[0].bnds = U(0x1FF),
+	.cs[1].config = U(0x80000322),
+	.cs[1].bnds = U(0x1FF),
+	.sdram_cfg[0] = U(0xE5004000),
+	.sdram_cfg[1] = U(0x401151),
+	.timing_cfg[0] = U(0x91660018),
+	.timing_cfg[1] = U(0xDDD82045),
+	.timing_cfg[2] = U(0x512153),
+	.timing_cfg[3] = U(0x10E1100),
+	.timing_cfg[4] = U(0x220002),
+	.timing_cfg[5] = U(0x4401400),
+	.timing_cfg[7] = U(0x14400000),
+	.timing_cfg[8] = U(0x3335900),
+	.dq_map[0] = U(0x32C57554),
+	.dq_map[1] = U(0xD4BB0BD4),
+	.dq_map[2] = U(0x2EC2F554),
+	.dq_map[3] = U(0xD95D4001),
+	.sdram_mode[0] = U(0x3010421),
+	.sdram_mode[1] = U(0x80200),
+	.sdram_mode[9] = U(0x4400000),
+	.sdram_mode[8] = U(0x500),
+	.sdram_mode[2] = U(0x10421),
+	.sdram_mode[3] = U(0x80200),
+	.sdram_mode[10] = U(0x400),
+	.sdram_mode[11] = U(0x4400000),
+	.sdram_mode[4] = U(0x10421),
+	.sdram_mode[5] = U(0x80200),
+	.sdram_mode[12] = U(0x400),
+	.sdram_mode[13] = U(0x4400000),
+	.sdram_mode[6] = U(0x10421),
+	.sdram_mode[7] = U(0x80200),
+	.sdram_mode[14] = U(0x400),
+	.sdram_mode[15] = U(0x4400000),
+	.interval = U(0x1B6C06DB),
+	.zq_cntl = U(0x8A090705),
+	.clk_cntl = U(0x2000000),
+	.cdr[0] = U(0x80040000),
+	.cdr[1] = U(0xC1),
+	.wrlvl_cntl[0] = U(0x86750607),
+	.wrlvl_cntl[1] = U(0x8090A0B),
+	.wrlvl_cntl[2] = U(0xD0E0F0C),
+};
+
+const struct ddr_cfg_regs static_1600 = {
+	.cs[0].config = U(0x80040322),
+	.cs[0].bnds = U(0x1FF),
+	.cs[1].config = U(0x80000322),
+	.cs[1].bnds = U(0x1FF),
+	.sdram_cfg[0] = U(0xE5004000),
+	.sdram_cfg[1] = U(0x401151),
+	.sdram_cfg[2] = U(0x0),
+	.timing_cfg[0] = U(0x91550018),
+	.timing_cfg[1] = U(0xBAB48E44),
+	.timing_cfg[2] = U(0x490111),
+	.timing_cfg[3] = U(0x10C1000),
+	.timing_cfg[4] = U(0x220002),
+	.timing_cfg[5] = U(0x3401400),
+	.timing_cfg[6] = U(0x0),
+	.timing_cfg[7] = U(0x13300000),
+	.timing_cfg[8] = U(0x1224800),
+	.timing_cfg[9] = U(0x0),
+	.dq_map[0] = U(0x32C57554),
+	.dq_map[1] = U(0xD4BB0BD4),
+	.dq_map[2] = U(0x2EC2F554),
+	.dq_map[3] = U(0xD95D4001),
+	.sdram_mode[0] = U(0x3010211),
+	.sdram_mode[1] = U(0x0),
+	.sdram_mode[9] = U(0x400000),
+	.sdram_mode[8] = U(0x500),
+	.sdram_mode[2] = U(0x10211),
+	.sdram_mode[3] = U(0x0),
+	.sdram_mode[10] = U(0x400),
+	.sdram_mode[11] = U(0x400000),
+	.sdram_mode[4] = U(0x10211),
+	.sdram_mode[5] = U(0x0),
+	.sdram_mode[12] = U(0x400),
+	.sdram_mode[13] = U(0x400000),
+	.sdram_mode[6] = U(0x10211),
+	.sdram_mode[7] = U(0x0),
+	.sdram_mode[14] = U(0x400),
+	.sdram_mode[15] = U(0x400000),
+	.interval = U(0x18600618),
+	.zq_cntl = U(0x8A090705),
+	.ddr_sr_cntr = U(0x0),
+	.clk_cntl = U(0x2000000),
+	.cdr[0] = U(0x80040000),
+	.cdr[1] = U(0xC1),
+	.wrlvl_cntl[0] = U(0x86750607),
+	.wrlvl_cntl[1] = U(0x8090A0B),
+	.wrlvl_cntl[2] = U(0xD0E0F0C),
+};
+
+struct static_table {
+	unsigned long rate;
+	const struct ddr_cfg_regs *regs;
+};
+
+const struct static_table table[] = {
+	{1600, &static_1600},
+	{1800, &static_1800},
+	{2100, &static_2100},
+};
+
+long long board_static_ddr(struct ddr_info *priv)
+{
+	const unsigned long clk = priv->clk / 1000000;
+	long long size = 0;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(table); i++) {
+		if (table[i].rate >= clk) {
+			break;
+		}
+	}
+	if (i < ARRAY_SIZE(table)) {
+		VERBOSE("Found static setting for rate %ld\n", table[i].rate);
+		memcpy(&priv->ddr_reg, table[i].regs,
+		       sizeof(struct ddr_cfg_regs));
+		size = 0x200000000UL;
+	} else {
+		ERROR("Not static settings for rate %ld\n", clk);
+	}
+
+	return size;
+}
+#else /* ifndef CONFIG_STATIC_DDR */
+static const struct rc_timing rce[] = {
+	{U(1600), U(8), U(7)},
+	{U(1867), U(8), U(7)},
+	{U(2134), U(8), U(9)},
+	{}
+};
+
+static const struct board_timing udimm[] = {
+	{U(0x04), rce, U(0x01020304), U(0x06070805)},
+	{U(0x1f), rce, U(0x01020304), U(0x06070805)},
+};
+
+int ddr_board_options(struct ddr_info *priv)
+{
+	int ret;
+	struct memctl_opt *popts = &priv->opt;
+
+	if (popts->rdimm) {
+		debug("RDIMM parameters not set.\n");
+		return -EINVAL;
+	}
+
+	ret = cal_board_params(priv, udimm, ARRAY_SIZE(udimm));
+	if (ret != 0) {
+		return ret;
+	}
+
+	popts->wrlvl_override = U(1);
+	popts->wrlvl_sample = U(0x0);	/* 32 clocks */
+	popts->cpo_sample = U(0x61);
+	popts->ddr_cdr1 = DDR_CDR1_DHC_EN	|
+			  DDR_CDR1_ODT(DDR_CDR_ODT_80ohm);
+	popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_80ohm)	|
+			  DDR_CDR2_VREF_TRAIN_EN		|
+			  DDR_CDR2_VREF_RANGE_2;
+	popts->bstopre = U(0);
+
+	return 0;
+}
+#endif /* ifdef CONFIG_STATIC_DDR */
+
+long long init_ddr(void)
+{
+	int spd_addr[] = {NXP_SPD_EEPROM0};
+	struct ddr_info info;
+	struct sysinfo sys;
+	long long dram_size;
+
+	zeromem(&sys, sizeof(sys));
+	if (get_clocks(&sys)) {
+		ERROR("System clocks are not set\n");
+		assert(0);
+	}
+	debug("platform clock %lu\n", sys.freq_platform);
+	debug("DDR PLL1 %lu\n", sys.freq_ddr_pll0);
+	debug("DDR PLL2 %lu\n", sys.freq_ddr_pll1);
+
+	zeromem(&info, sizeof(struct ddr_info));
+	info.num_ctlrs = U(1);
+	info.dimm_on_ctlr = U(1);
+	info.clk = get_ddr_freq(&sys, 0);
+	info.spd_addr = spd_addr;
+	info.ddr[0] = (void *)NXP_DDR_ADDR;
+
+	dram_size = dram_init(&info);
+
+	if (dram_size < 0) {
+		ERROR("DDR init failed.\n");
+	}
+
+#ifdef ERRATA_SOC_A008850
+	erratum_a008850_post();
+#endif
+
+	return dram_size;
+}