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* [U-Boot] [PATCH 01/12] ARM: socfpga: Sync A10 clock manager binding parser
@ 2018-05-12 20:30 Marek Vasut
  2018-05-12 20:30 ` [U-Boot] [PATCH 02/12] ARM: socfpga: Sort the DT Makefile Marek Vasut
                   ` (11 more replies)
  0 siblings, 12 replies; 25+ messages in thread
From: Marek Vasut @ 2018-05-12 20:30 UTC (permalink / raw)
  To: u-boot

The A10 clock manager parsed DT bindings generated by Quartus the
bsp-editor to configure the A10 clocks. Sadly, those DT bindings
changed at some point. The clock manager patch used the old ones,
this patch replaces the bindings parser with one for the new set.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chin Liang See <chin.liang.see@intel.com>
Cc: Dinh Nguyen <dinguyen@kernel.org>
---
 arch/arm/mach-socfpga/clock_manager_arria10.c      | 158 ++++++++++++++-------
 .../include/mach/clock_manager_arria10.h           |   2 +-
 2 files changed, 111 insertions(+), 49 deletions(-)

diff --git a/arch/arm/mach-socfpga/clock_manager_arria10.c b/arch/arm/mach-socfpga/clock_manager_arria10.c
index 4ee6a82b5f..defa2f6261 100644
--- a/arch/arm/mach-socfpga/clock_manager_arria10.c
+++ b/arch/arm/mach-socfpga/clock_manager_arria10.c
@@ -9,6 +9,9 @@
 #include <dm.h>
 #include <asm/arch/clock_manager.h>
 
+static const struct socfpga_clock_manager *clock_manager_base =
+	(struct socfpga_clock_manager *)SOCFPGA_CLKMGR_ADDRESS;
+
 static u32 eosc1_hz;
 static u32 cb_intosc_hz;
 static u32 f2s_free_hz;
@@ -64,89 +67,150 @@ struct perpll_cfg {
 	u32 cntr8clk_cnt;
 	u32 cntr8clk_src;
 	u32 cntr9clk_cnt;
+	u32 cntr9clk_src;
 	u32 emacctl_emac0sel;
 	u32 emacctl_emac1sel;
 	u32 emacctl_emac2sel;
 	u32 gpiodiv_gpiodbclk;
 };
 
-struct alteragrp_cfg {
-	u32 nocclk;
-	u32 mpuclk;
+struct strtou32 {
+	const char *str;
+	const u32 val;
 };
 
-static const struct socfpga_clock_manager *clock_manager_base =
-	(struct socfpga_clock_manager *)SOCFPGA_CLKMGR_ADDRESS;
+static const struct strtou32 mainpll_cfg_tab[] = {
+	{ "vco0-psrc", offsetof(struct mainpll_cfg, vco0_psrc) },
+	{ "vco1-denom", offsetof(struct mainpll_cfg, vco1_denom) },
+	{ "vco1-numer", offsetof(struct mainpll_cfg, vco1_numer) },
+	{ "mpuclk-cnt", offsetof(struct mainpll_cfg, mpuclk_cnt) },
+	{ "mpuclk-src", offsetof(struct mainpll_cfg, mpuclk_src) },
+	{ "nocclk-cnt", offsetof(struct mainpll_cfg, nocclk_cnt) },
+	{ "nocclk-src", offsetof(struct mainpll_cfg, nocclk_src) },
+	{ "cntr2clk-cnt", offsetof(struct mainpll_cfg, cntr2clk_cnt) },
+	{ "cntr3clk-cnt", offsetof(struct mainpll_cfg, cntr3clk_cnt) },
+	{ "cntr4clk-cnt", offsetof(struct mainpll_cfg, cntr4clk_cnt) },
+	{ "cntr5clk-cnt", offsetof(struct mainpll_cfg, cntr5clk_cnt) },
+	{ "cntr6clk-cnt", offsetof(struct mainpll_cfg, cntr6clk_cnt) },
+	{ "cntr7clk-cnt", offsetof(struct mainpll_cfg, cntr7clk_cnt) },
+	{ "cntr7clk-src", offsetof(struct mainpll_cfg, cntr7clk_src) },
+	{ "cntr8clk-cnt", offsetof(struct mainpll_cfg, cntr8clk_cnt) },
+	{ "cntr9clk-cnt", offsetof(struct mainpll_cfg, cntr9clk_cnt) },
+	{ "cntr9clk-src", offsetof(struct mainpll_cfg, cntr9clk_src) },
+	{ "cntr15clk-cnt", offsetof(struct mainpll_cfg, cntr15clk_cnt) },
+	{ "nocdiv-l4mainclk", offsetof(struct mainpll_cfg, nocdiv_l4mainclk) },
+	{ "nocdiv-l4mpclk", offsetof(struct mainpll_cfg, nocdiv_l4mpclk) },
+	{ "nocdiv-l4spclk", offsetof(struct mainpll_cfg, nocdiv_l4spclk) },
+	{ "nocdiv-csatclk", offsetof(struct mainpll_cfg, nocdiv_csatclk) },
+	{ "nocdiv-cstraceclk", offsetof(struct mainpll_cfg, nocdiv_cstraceclk) },
+	{ "nocdiv-cspdbgclk", offsetof(struct mainpll_cfg, nocdiv_cspdbclk) },
+};
+
+static const struct strtou32 perpll_cfg_tab[] = {
+	{ "vco0-psrc", offsetof(struct perpll_cfg, vco0_psrc) },
+	{ "vco1-denom", offsetof(struct perpll_cfg, vco1_denom) },
+	{ "vco1-numer", offsetof(struct perpll_cfg, vco1_numer) },
+	{ "cntr2clk-cnt", offsetof(struct perpll_cfg, cntr2clk_cnt) },
+	{ "cntr2clk-src", offsetof(struct perpll_cfg, cntr2clk_src) },
+	{ "cntr3clk-cnt", offsetof(struct perpll_cfg, cntr3clk_cnt) },
+	{ "cntr3clk-src", offsetof(struct perpll_cfg, cntr3clk_src) },
+	{ "cntr4clk-cnt", offsetof(struct perpll_cfg, cntr4clk_cnt) },
+	{ "cntr4clk-src", offsetof(struct perpll_cfg, cntr4clk_src) },
+	{ "cntr5clk-cnt", offsetof(struct perpll_cfg, cntr5clk_cnt) },
+	{ "cntr5clk-src", offsetof(struct perpll_cfg, cntr5clk_src) },
+	{ "cntr6clk-cnt", offsetof(struct perpll_cfg, cntr6clk_cnt) },
+	{ "cntr6clk-src", offsetof(struct perpll_cfg, cntr6clk_src) },
+	{ "cntr7clk-cnt", offsetof(struct perpll_cfg, cntr7clk_cnt) },
+	{ "cntr8clk-cnt", offsetof(struct perpll_cfg, cntr8clk_cnt) },
+	{ "cntr8clk-src", offsetof(struct perpll_cfg, cntr8clk_src) },
+	{ "cntr9clk-cnt", offsetof(struct perpll_cfg, cntr9clk_cnt) },
+	{ "emacctl-emac0sel", offsetof(struct perpll_cfg, emacctl_emac0sel) },
+	{ "emacctl-emac1sel", offsetof(struct perpll_cfg, emacctl_emac1sel) },
+	{ "emacctl-emac2sel", offsetof(struct perpll_cfg, emacctl_emac2sel) },
+	{ "gpiodiv-gpiodbclk", offsetof(struct perpll_cfg, gpiodiv_gpiodbclk) },
+};
+
+static const struct strtou32 alteragrp_cfg_tab[] = {
+	{ "nocclk", offsetof(struct mainpll_cfg, nocclk) },
+	{ "mpuclk", offsetof(struct mainpll_cfg, mpuclk) },
+};
+
+struct strtopu32 {
+	const char *str;
+	u32 *p;
+};
+
+const struct strtopu32 dt_to_val[] = {
+	{ "/clocks/altera_arria10_hps_eosc1", &eosc1_hz},
+	{ "/clocks/altera_arria10_hps_cb_intosc_ls", &cb_intosc_hz},
+	{ "/clocks/altera_arria10_hps_f2h_free", &f2s_free_hz},
+};
 
-static int of_to_struct(const void *blob, int node, int cfg_len, void *cfg)
+static int of_to_struct(const void *blob, int node, const struct strtou32 *cfg_tab,
+			int cfg_tab_len, void *cfg)
 {
-	if (fdtdec_get_int_array(blob, node, "altr,of_reg_value",
-				 (u32 *)cfg, cfg_len)) {
-		/* could not find required property */
-		return -EINVAL;
+	int i;
+	u32 val;
+
+	for (i = 0; i < cfg_tab_len; i++) {
+		if (fdtdec_get_int_array(blob, node, cfg_tab[i].str, &val, 1)) {
+			/* could not find required property */
+			return -EINVAL;
+		}
+		*(u32 *)(cfg + cfg_tab[i].val) = val;
 	}
 
 	return 0;
 }
 
-static int of_get_input_clks(const void *blob, int node, u32 *val)
+static void of_get_input_clks(const void *blob)
 {
-	*val = fdtdec_get_uint(blob, node, "clock-frequency", 0);
-	if (!*val)
-		return -EINVAL;
+	int node, i;
 
-	return 0;
+	for (i = 0; i < ARRAY_SIZE(dt_to_val); i++) {
+		node = fdt_path_offset(blob, dt_to_val[i].str);
+
+		if (node < 0)
+			continue;
+
+		fdtdec_get_int_array(blob, node, "clock-frequency",
+				     dt_to_val[i].p, 1);
+	}
 }
 
 static int of_get_clk_cfg(const void *blob, struct mainpll_cfg *main_cfg,
-			  struct perpll_cfg *per_cfg,
-			  struct alteragrp_cfg *altrgrp_cfg)
+			  struct perpll_cfg *per_cfg)
 {
 	int node, child, len;
 	const char *node_name;
 
-	node = fdtdec_next_compatible(blob, 0, COMPAT_ALTERA_SOCFPGA_CLK);
+	of_get_input_clks(blob);
+
+	node = fdtdec_next_compatible(blob, 0, COMPAT_ALTERA_SOCFPGA_CLK_INIT);
+
 	if (node < 0)
 		return -EINVAL;
 
 	child = fdt_first_subnode(blob, node);
-	if (child < 0)
-		return -EINVAL;
 
-	child = fdt_first_subnode(blob, child);
 	if (child < 0)
 		return -EINVAL;
 
 	node_name = fdt_get_name(blob, child, &len);
 
 	while (node_name) {
-		if (!strcmp(node_name, "osc1")) {
-			if (of_get_input_clks(blob, child, &eosc1_hz))
+		if (!strcmp(node_name, "mainpll")) {
+			if (of_to_struct(blob, child, mainpll_cfg_tab,
+					 ARRAY_SIZE(mainpll_cfg_tab), main_cfg))
 				return -EINVAL;
-		} else if (!strcmp(node_name, "cb_intosc_ls_clk")) {
-			if (of_get_input_clks(blob, child, &cb_intosc_hz))
+		} else if (!strcmp(node_name, "perpll")) {
+			if (of_to_struct(blob, child, perpll_cfg_tab,
+					 ARRAY_SIZE(perpll_cfg_tab), per_cfg))
 				return -EINVAL;
-		} else if (!strcmp(node_name, "f2s_free_clk")) {
-			if (of_get_input_clks(blob, child, &f2s_free_hz))
+		} else if (!strcmp(node_name, "alteragrp")) {
+			if (of_to_struct(blob, child, alteragrp_cfg_tab,
+					 ARRAY_SIZE(alteragrp_cfg_tab), main_cfg))
 				return -EINVAL;
-		} else if (!strcmp(node_name, "main_pll")) {
-			if (of_to_struct(blob, child,
-					 sizeof(*main_cfg)/sizeof(u32),
-					 main_cfg))
-				return -EINVAL;
-		} else if (!strcmp(node_name, "periph_pll")) {
-			if (of_to_struct(blob, child,
-					 sizeof(*per_cfg)/sizeof(u32),
-					 per_cfg))
-				return -EINVAL;
-		} else if (!strcmp(node_name, "altera")) {
-			if (of_to_struct(blob, child,
-					 sizeof(*altrgrp_cfg)/sizeof(u32),
-					 altrgrp_cfg))
-				return -EINVAL;
-
-			main_cfg->mpuclk = altrgrp_cfg->mpuclk;
-			main_cfg->nocclk = altrgrp_cfg->nocclk;
 		}
 		child = fdt_next_subnode(blob, child);
 
@@ -878,15 +942,13 @@ int cm_basic_init(const void *blob)
 {
 	struct mainpll_cfg main_cfg;
 	struct perpll_cfg per_cfg;
-	struct alteragrp_cfg altrgrp_cfg;
 	int rval;
 
 	/* initialize to zero for use case of optional node */
 	memset(&main_cfg, 0, sizeof(main_cfg));
 	memset(&per_cfg, 0, sizeof(per_cfg));
-	memset(&altrgrp_cfg, 0, sizeof(altrgrp_cfg));
 
-	rval = of_get_clk_cfg(blob, &main_cfg, &per_cfg, &altrgrp_cfg);
+	rval = of_get_clk_cfg(blob, &main_cfg, &per_cfg);
 	if (rval)
 		return rval;
 
diff --git a/arch/arm/mach-socfpga/include/mach/clock_manager_arria10.h b/arch/arm/mach-socfpga/include/mach/clock_manager_arria10.h
index a3289ee2da..cb2306e5bc 100644
--- a/arch/arm/mach-socfpga/include/mach/clock_manager_arria10.h
+++ b/arch/arm/mach-socfpga/include/mach/clock_manager_arria10.h
@@ -107,7 +107,7 @@ unsigned int cm_get_spi_controller_clk_hz(void);
 
 #define CLKMGR_ALTERAGRP_MPU_CLK_OFFSET			0x140
 #define CLKMGR_MAINPLL_NOC_CLK_OFFSET			0x144
-#define LOCKED_MASK	(CLKMGR_CLKMGR_STAT_MAINPLLLOCKED_SET_MSK  | \
+#define LOCKED_MASK	(CLKMGR_CLKMGR_STAT_MAINPLLLOCKED_SET_MSK | \
 			 CLKMGR_CLKMGR_STAT_PERPLLLOCKED_SET_MSK)
 
 /* value */
-- 
2.16.2

^ permalink raw reply related	[flat|nested] 25+ messages in thread

end of thread, other threads:[~2018-05-18  8:58 UTC | newest]

Thread overview: 25+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-05-12 20:30 [U-Boot] [PATCH 01/12] ARM: socfpga: Sync A10 clock manager binding parser Marek Vasut
2018-05-12 20:30 ` [U-Boot] [PATCH 02/12] ARM: socfpga: Sort the DT Makefile Marek Vasut
2018-05-16 10:13   ` Ley Foon Tan
2018-05-12 20:30 ` [U-Boot] [PATCH 03/12] ARM: socfpga: Synchronize Arria10 DTs Marek Vasut
2018-05-12 20:30 ` [U-Boot] [PATCH 04/12] ARM: socfpga: Synchronize Arria10 SoCDK SDMMC handoff Marek Vasut
2018-05-12 20:30 ` [U-Boot] [PATCH 05/12] ARM: socfpga: Repair A10 EMAC reset handling Marek Vasut
2018-05-16 10:24   ` Ley Foon Tan
2018-05-12 20:30 ` [U-Boot] [PATCH 06/12] ARM: socfpga: Rename the gen5 sdram driver to more specific name Marek Vasut
2018-05-12 20:30 ` [U-Boot] [PATCH 07/12] ARM: socfpga: Add DRAM bank size initialization function Marek Vasut
2018-05-12 20:30 ` [U-Boot] [PATCH 08/12] ARM: socfpga: Add DDR driver for Arria 10 Marek Vasut
2018-05-12 20:30 ` [U-Boot] [PATCH 09/12] configs: Add DDR Kconfig support " Marek Vasut
2018-05-12 20:30 ` [U-Boot] [PATCH 10/12] ARM: socfpga: Enable SPL memory allocation Marek Vasut
2018-05-16 10:26   ` Ley Foon Tan
2018-05-12 20:30 ` [U-Boot] [PATCH 11/12] ARM: socfpga: Adding clock frequency info for U-Boot Marek Vasut
2018-05-12 20:30 ` [U-Boot] [PATCH 12/12] ARM: socfpga: Adding SoCFPGA info for both SPL and U-Boot Marek Vasut
2018-05-17  4:38 ` [U-Boot] [PATCH 01/12] ARM: socfpga: Sync A10 clock manager binding parser Chee, Tien Fong
2018-05-17  8:24   ` Marek Vasut
2018-05-17  8:44     ` Chee, Tien Fong
2018-05-17  9:38       ` Marek Vasut
2018-05-18  4:41         ` Chee, Tien Fong
2018-05-18  7:50           ` Marek Vasut
2018-05-18  8:39             ` Chee, Tien Fong
2018-05-18  8:42               ` Marek Vasut
2018-05-18  8:53                 ` Chee, Tien Fong
2018-05-18  8:58                   ` Marek Vasut

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