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Subject[PATCH v5 06/44] clk: davinci: Add platform information for TI DM365 PLL
Date
This adds platform-specific declarations for the PLL clocks on TI
DaVinci 365 based systems.

Signed-off-by: David Lechner <david@lechnology.com>
---
drivers/clk/davinci/Makefile | 1 +
drivers/clk/davinci/pll-dm365.c | 64 +++++++++++++++++++++++++++++++++++++++++
include/linux/clk/davinci.h | 1 +
3 files changed, 66 insertions(+)
create mode 100644 drivers/clk/davinci/pll-dm365.c

diff --git a/drivers/clk/davinci/Makefile b/drivers/clk/davinci/Makefile
index 6720bd0..353aa02 100644
--- a/drivers/clk/davinci/Makefile
+++ b/drivers/clk/davinci/Makefile
@@ -5,4 +5,5 @@ obj-y += pll.o
obj-$(CONFIG_ARCH_DAVINCI_DA830) += pll-da830.o
obj-$(CONFIG_ARCH_DAVINCI_DA850) += pll-da850.o
obj-$(CONFIG_ARCH_DAVINCI_DM355) += pll-dm355.o
+obj-$(CONFIG_ARCH_DAVINCI_DM365) += pll-dm365.o
endif
diff --git a/drivers/clk/davinci/pll-dm365.c b/drivers/clk/davinci/pll-dm365.c
new file mode 100644
index 0000000..9892b0b
--- /dev/null
+++ b/drivers/clk/davinci/pll-dm365.c
@@ -0,0 +1,64 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * PLL clock descriptions for TI DM365
+ *
+ * Copyright (C) 2017 David Lechner <david@lechnology.com>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+
+#include "pll.h"
+
+static const char * const dm365_pll_obsclk_parent_names[] = {
+ "ref_clk",
+};
+
+static u32 dm365_pll_obsclk_table[] = {
+ 0x10,
+};
+
+static const struct davinci_pll_divclk_info dm365_pll1_divclk_info[] __initconst = {
+ DIVCLK(1, pll1_sysclk1, pll1, 0),
+ DIVCLK(2, pll1_sysclk2, pll1, 0),
+ DIVCLK(3, pll1_sysclk3, pll1, 0),
+ DIVCLK(4, pll1_sysclk4, pll1, 0),
+ DIVCLK(5, pll1_sysclk5, pll1, 0),
+ DIVCLK(6, pll1_sysclk6, pll1, 0),
+ DIVCLK(7, pll1_sysclk7, pll1, 0),
+ DIVCLK(8, pll1_sysclk8, pll1, 0),
+ DIVCLK(9, pll1_sysclk9, pll1, 0),
+ { }
+};
+
+static const struct davinci_pll_divclk_info dm365_pll2_divclk_info[] __initconst = {
+ DIVCLK(1, pll2_sysclk1, pll2, 0),
+ DIVCLK(2, pll2_sysclk2, pll2, 0),
+ DIVCLK(3, pll2_sysclk3, pll2, 0),
+ DIVCLK(4, pll2_sysclk4, pll2, 0),
+ DIVCLK(5, pll2_sysclk5, pll2, 0),
+ { }
+};
+
+void __init dm365_pll_clk_init(void __iomem *pll1, void __iomem *pll2)
+{
+ const struct davinci_pll_divclk_info *info;
+
+ davinci_pll_clk_register("pll1", "ref_clk", pll1);
+ davinci_pll_aux_clk_register("pll1_aux_clk", "ref_clk", pll1);
+ davinci_pll_bpdiv_clk_register("pll1_sysclkbp", "ref_clk", pll1);
+ davinci_pll_obs_clk_register("clkout0", dm365_pll_obsclk_parent_names,
+ ARRAY_SIZE(dm365_pll_obsclk_parent_names),
+ pll1, dm365_pll_obsclk_table);
+ for (info = dm365_pll1_divclk_info; info->name; info++)
+ davinci_pll_divclk_register(info, pll1);
+
+ davinci_pll_clk_register("pll2", "ref_clk", pll2);
+ davinci_pll_aux_clk_register("clkout1", "ref_clk", pll2);
+ davinci_pll_obs_clk_register("clkout1", dm365_pll_obsclk_parent_names,
+ ARRAY_SIZE(dm365_pll_obsclk_parent_names),
+ pll2, dm365_pll_obsclk_table);
+ for (info = dm365_pll2_divclk_info; info->name; info++)
+ davinci_pll_divclk_register(info, pll2);
+}
diff --git a/include/linux/clk/davinci.h b/include/linux/clk/davinci.h
index 95333fe..5bf60a7 100644
--- a/include/linux/clk/davinci.h
+++ b/include/linux/clk/davinci.h
@@ -12,5 +12,6 @@
void da830_pll_clk_init(void __iomem *pll);
void da850_pll_clk_init(void __iomem *pll0, void __iomem *pll1);
void dm355_pll_clk_init(void __iomem *pll1, void __iomem *pll2);
+void dm365_pll_clk_init(void __iomem *pll1, void __iomem *pll2);

#endif /* __LINUX_CLK_DAVINCI_H__ */
--
2.7.4
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