+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2016 Texas Instruments, Inc.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
-#include <libfdt.h>
+#include <linux/libfdt.h>
#include <fdt_support.h>
#include <malloc.h>
return 0;
}
-static int ft_hs_disable_rng(void *fdt, bd_t *bd)
-{
- const char *path;
- int offs;
- int ret;
-
- /* Make HW RNG reserved for secure world use */
- path = "/ocp/rng";
- offs = fdt_path_offset(fdt, path);
- if (offs < 0) {
- debug("Node %s not found.\n", path);
- return 0;
- }
- ret = fdt_setprop_string(fdt, offs,
- "status", "disabled");
- if (ret < 0) {
- printf("Could not add status property to node %s: %s\n",
- path, fdt_strerror(ret));
- return ret;
- }
- return 0;
-}
-
#if ((TI_OMAP5_SECURE_BOOT_RESV_SRAM_SZ != 0) || \
(CONFIG_SECURE_RUNTIME_RESV_SRAM_SZ != 0))
static int ft_hs_fixup_sram(void *fdt, bd_t *bd)
static int ft_hs_fixup_sram(void *fdt, bd_t *bd) { return 0; }
#endif
-#if (CONFIG_TI_SECURE_EMIF_TOTAL_REGION_SIZE != 0)
-static int ft_hs_fixup_dram(void *fdt, bd_t *bd)
-{
- const char *path, *subpath;
- int offs;
- u32 sec_mem_start = CONFIG_TI_SECURE_EMIF_REGION_START;
- u32 sec_mem_size = CONFIG_TI_SECURE_EMIF_TOTAL_REGION_SIZE;
- fdt64_t temp[2];
-
- /* If start address is zero, place at end of DRAM */
- if (0 == sec_mem_start)
- sec_mem_start =
- (CONFIG_SYS_SDRAM_BASE +
- (omap_sdram_size() - sec_mem_size));
-
- /* Delete any original secure_reserved node */
- path = "/reserved-memory/secure_reserved";
- offs = fdt_path_offset(fdt, path);
- if (offs >= 0)
- fdt_del_node(fdt, offs);
-
- /* Add new secure_reserved node */
- path = "/reserved-memory";
- offs = fdt_path_offset(fdt, path);
- if (offs < 0) {
- debug("Node %s not found\n", path);
- path = "/";
- subpath = "reserved-memory";
- fdt_path_offset(fdt, path);
- offs = fdt_add_subnode(fdt, offs, subpath);
- if (offs < 0) {
- printf("Could not create %s%s node.\n", path, subpath);
- return 1;
- }
- path = "/reserved-memory";
- offs = fdt_path_offset(fdt, path);
- }
-
- subpath = "secure_reserved";
- offs = fdt_add_subnode(fdt, offs, subpath);
- if (offs < 0) {
- printf("Could not create %s%s node.\n", path, subpath);
- return 1;
- }
-
- temp[0] = cpu_to_fdt64(((u64)sec_mem_start));
- temp[1] = cpu_to_fdt64(((u64)sec_mem_size));
- fdt_setprop_string(fdt, offs, "compatible",
- "ti,dra7-secure-memory");
- fdt_setprop_string(fdt, offs, "status", "okay");
- fdt_setprop(fdt, offs, "no-map", NULL, 0);
- fdt_setprop(fdt, offs, "reg", temp, sizeof(temp));
-
- return 0;
-}
-#else
-static int ft_hs_fixup_dram(void *fdt, bd_t *bd) { return 0; }
-#endif
-
static void ft_hs_fixups(void *fdt, bd_t *bd)
{
/* Check we are running on an HS/EMU device type */
if ((ft_hs_fixup_crossbar(fdt, bd) == 0) &&
(ft_hs_disable_rng(fdt, bd) == 0) &&
(ft_hs_fixup_sram(fdt, bd) == 0) &&
- (ft_hs_fixup_dram(fdt, bd) == 0))
+ (ft_hs_fixup_dram(fdt, bd) == 0) &&
+ (ft_hs_add_tee(fdt, bd) == 0))
return;
} else {
printf("ERROR: Incorrect device type (GP) detected!");
}
#endif /* #ifdef CONFIG_TI_SECURE_DEVICE */
+#if defined(CONFIG_TARGET_DRA7XX_EVM) || defined(CONFIG_TARGET_AM57XX_EVM)
+#define OPP_DSP_CLK_NUM 3
+#define OPP_IVA_CLK_NUM 2
+#define OPP_GPU_CLK_NUM 2
+
+const char *dra7_opp_dsp_clk_names[OPP_DSP_CLK_NUM] = {
+ "dpll_dsp_ck",
+ "dpll_dsp_m2_ck",
+ "dpll_dsp_m3x2_ck",
+};
+
+const char *dra7_opp_iva_clk_names[OPP_IVA_CLK_NUM] = {
+ "dpll_iva_ck",
+ "dpll_iva_m2_ck",
+};
+
+const char *dra7_opp_gpu_clk_names[OPP_GPU_CLK_NUM] = {
+ "dpll_gpu_ck",
+ "dpll_gpu_m2_ck",
+};
+
+/* DSPEVE voltage domain */
+u32 dra7_opp_dsp_clk_rates[NUM_OPPS][OPP_DSP_CLK_NUM] = {
+ {}, /*OPP_LOW */
+ {600000000, 600000000, 400000000}, /* OPP_NOM */
+ {700000000, 700000000, 466666667}, /* OPP_OD */
+ {750000000, 750000000, 500000000}, /* OPP_HIGH */
+};
+
+/* IVA voltage domain */
+u32 dra7_opp_iva_clk_rates[NUM_OPPS][OPP_IVA_CLK_NUM] = {
+ {}, /* OPP_LOW */
+ {1165000000, 388333334}, /* OPP_NOM */
+ {860000000, 430000000}, /* OPP_OD */
+ {1064000000, 532000000}, /* OPP_HIGH */
+};
+
+/* GPU voltage domain */
+u32 dra7_opp_gpu_clk_rates[NUM_OPPS][OPP_GPU_CLK_NUM] = {
+ {}, /* OPP_LOW */
+ {1277000000, 425666667}, /* OPP_NOM */
+ {1000000000, 500000000}, /* OPP_OD */
+ {1064000000, 532000000}, /* OPP_HIGH */
+};
+
+static int ft_fixup_clocks(void *fdt, const char **names, u32 *rates, int num)
+{
+ int offs, node_offs, ret, i;
+ uint32_t phandle;
+
+ offs = fdt_path_offset(fdt, "/ocp/l4@4a000000/cm_core_aon@5000/clocks");
+ if (offs < 0) {
+ debug("Could not find cm_core_aon clocks node path offset : %s\n",
+ fdt_strerror(offs));
+ return offs;
+ }
+
+ for (i = 0; i < num; i++) {
+ node_offs = fdt_subnode_offset(fdt, offs, names[i]);
+ if (node_offs < 0) {
+ debug("Could not find clock sub-node %s: %s\n",
+ names[i], fdt_strerror(node_offs));
+ return offs;
+ }
+
+ phandle = fdt_get_phandle(fdt, node_offs);
+ if (!phandle) {
+ debug("Could not find phandle for clock %s\n",
+ names[i]);
+ return -1;
+ }
+
+ ret = fdt_setprop_u32(fdt, node_offs, "assigned-clocks",
+ phandle);
+ if (ret < 0) {
+ debug("Could not add assigned-clocks property to clock node %s: %s\n",
+ names[i], fdt_strerror(ret));
+ return ret;
+ }
+
+ ret = fdt_setprop_u32(fdt, node_offs, "assigned-clock-rates",
+ rates[i]);
+ if (ret < 0) {
+ debug("Could not add assigned-clock-rates property to clock node %s: %s\n",
+ names[i], fdt_strerror(ret));
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static void ft_opp_clock_fixups(void *fdt, bd_t *bd)
+{
+ const char **clk_names;
+ u32 *clk_rates;
+ int ret;
+
+ if (!is_dra72x() && !is_dra7xx())
+ return;
+
+ /* fixup DSP clocks */
+ clk_names = dra7_opp_dsp_clk_names;
+ clk_rates = dra7_opp_dsp_clk_rates[get_voltrail_opp(VOLT_EVE)];
+ ret = ft_fixup_clocks(fdt, clk_names, clk_rates, OPP_DSP_CLK_NUM);
+ if (ret) {
+ printf("ft_fixup_clocks failed for DSP voltage domain: %s\n",
+ fdt_strerror(ret));
+ return;
+ }
+
+ /* fixup IVA clocks */
+ clk_names = dra7_opp_iva_clk_names;
+ clk_rates = dra7_opp_iva_clk_rates[get_voltrail_opp(VOLT_IVA)];
+ ret = ft_fixup_clocks(fdt, clk_names, clk_rates, OPP_IVA_CLK_NUM);
+ if (ret) {
+ printf("ft_fixup_clocks failed for IVA voltage domain: %s\n",
+ fdt_strerror(ret));
+ return;
+ }
+
+ /* fixup GPU clocks */
+ clk_names = dra7_opp_gpu_clk_names;
+ clk_rates = dra7_opp_gpu_clk_rates[get_voltrail_opp(VOLT_GPU)];
+ ret = ft_fixup_clocks(fdt, clk_names, clk_rates, OPP_GPU_CLK_NUM);
+ if (ret) {
+ printf("ft_fixup_clocks failed for GPU voltage domain: %s\n",
+ fdt_strerror(ret));
+ return;
+ }
+}
+#else
+static void ft_opp_clock_fixups(void *fdt, bd_t *bd) { }
+#endif /* CONFIG_TARGET_DRA7XX_EVM || CONFIG_TARGET_AM57XX_EVM */
+
/*
* Place for general cpu/SoC FDT fixups. Board specific
* fixups should remain in the board files which is where
void ft_cpu_setup(void *fdt, bd_t *bd)
{
ft_hs_fixups(fdt, bd);
+ ft_opp_clock_fixups(fdt, bd);
}