H6 has IOSC calibration and an ext-osc32k input.
H6 has the osc32k mux and the rtc-32k mux, but no fanout mux.
Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx>
---
drivers/clk/sunxi-ng/sun50i-rtc-ccu.c | 49 +++++++++++++++++++++++++++
drivers/rtc/rtc-sun6i.c | 17 ----------
2 files changed, 49 insertions(+), 17 deletions(-)
diff --git a/drivers/clk/sunxi-ng/sun50i-rtc-ccu.c b/drivers/clk/sunxi-ng/sun50i-rtc-ccu.c
index 1dfa05c2f0e9..9603dc0d3d7b 100644
--- a/drivers/clk/sunxi-ng/sun50i-rtc-ccu.c
+++ b/drivers/clk/sunxi-ng/sun50i-rtc-ccu.c
@@ -227,6 +227,16 @@ static SUNXI_CCU_MUX_DATA_WITH_GATE(osc32k_fanout_clk, "rtc-32k-fanout",
static SUNXI_CCU_M_FW_WITH_GATE(rtc_spi_clk, "rtc-spi", "ahb",
0x310, 0, 5, BIT(31), 0);
+static struct ccu_common *sun50i_h6_rtc_ccu_clks[] = {
+ &iosc_clk,
+ &iosc_32k_clk,
+ &ext_osc32k_gate_clk.common,
+ &osc32k_clk.common,
+ &osc24M_32k_clk.common,
+ &rtc_32k_mux_clk.common,
+ &osc32k_fanout_clk.common,
+};
+
static struct ccu_common *sun50i_h616_rtc_ccu_clks[] = {
&iosc_clk,
&iosc_32k_clk,
@@ -246,6 +256,21 @@ static struct ccu_common *sun50i_r329_rtc_ccu_clks[] = {
&rtc_spi_clk.common,
};
+static struct clk_hw_onecell_data sun50i_h6_rtc_ccu_hw_clks = {
+ .num = CLK_NUMBER,
+ .hws = {
+ [CLK_OSC32K] = &osc32k_clk.common.hw,
+ [CLK_OSC32K_FANOUT] = &osc32k_fanout_clk.common.hw,
+ [CLK_IOSC] = &iosc_clk.hw,
+
+ [CLK_IOSC_32K] = &iosc_32k_clk.hw,
+ [CLK_EXT_OSC32K_GATE] = &ext_osc32k_gate_clk.common.hw,
+ [CLK_OSC24M_32K] = &osc24M_32k_clk.common.hw,
+ [CLK_RTC_32K] = &rtc_32k_mux_clk.common.hw,
+ [CLK_RTC_SPI] = NULL,
+ },
+};
+
static struct clk_hw_onecell_data sun50i_h616_rtc_ccu_hw_clks = {
.num = CLK_NUMBER,
.hws = {
@@ -276,6 +301,13 @@ static struct clk_hw_onecell_data sun50i_r329_rtc_ccu_hw_clks = {
},
};
+static const struct sunxi_ccu_desc sun50i_h6_rtc_ccu_desc = {
+ .ccu_clks = sun50i_h6_rtc_ccu_clks,
+ .num_ccu_clks = ARRAY_SIZE(sun50i_h6_rtc_ccu_clks),
+
+ .hw_clks = &sun50i_h6_rtc_ccu_hw_clks,
+};
+
static const struct sunxi_ccu_desc sun50i_h616_rtc_ccu_desc = {
.ccu_clks = sun50i_h616_rtc_ccu_clks,
.num_ccu_clks = ARRAY_SIZE(sun50i_h616_rtc_ccu_clks),
@@ -318,6 +350,23 @@ static void __init sunxi_rtc_ccu_init(struct device_node *node,
of_sunxi_ccu_probe(node, reg, desc);
}
+static void __init sun50i_h6_rtc_ccu_setup(struct device_node *node)
+{
+ struct clk_init_data *init;
+
+ have_iosc_calib = 1;
+
+ /* Casting away the const from a pointer to a non-const anonymous object... */
+ init = (struct clk_init_data *)osc32k_fanout_clk.common.hw.init;
+
+ /* Fanout only has one parent: osc32k. */
+ init->num_parents = 1;
+
+ sunxi_rtc_ccu_init(node, &sun50i_h6_rtc_ccu_desc);
+}
+CLK_OF_DECLARE_DRIVER(sun50i_h6_rtc_ccu, "allwinner,sun50i-h6-rtc",
+ sun50i_h6_rtc_ccu_setup);
+
static void __init sun50i_h616_rtc_ccu_setup(struct device_node *node)
{
have_iosc_calib = 1;
diff --git a/drivers/rtc/rtc-sun6i.c b/drivers/rtc/rtc-sun6i.c
index adec1b14a8de..f7cbbf57f112 100644
--- a/drivers/rtc/rtc-sun6i.c
+++ b/drivers/rtc/rtc-sun6i.c
@@ -363,23 +363,6 @@ CLK_OF_DECLARE_DRIVER(sun8i_h3_rtc_clk, "allwinner,sun8i-h3-rtc",
CLK_OF_DECLARE_DRIVER(sun50i_h5_rtc_clk, "allwinner,sun50i-h5-rtc",
sun8i_h3_rtc_clk_init);
-static const struct sun6i_rtc_clk_data sun50i_h6_rtc_data = {
- .rc_osc_rate = 16000000,
- .fixed_prescaler = 32,
- .has_prescaler = 1,
- .has_out_clk = 1,
- .export_iosc = 1,
- .has_losc_en = 1,
- .has_auto_swt = 1,
-};
-
-static void __init sun50i_h6_rtc_clk_init(struct device_node *node)
-{
- sun6i_rtc_clk_init(node, &sun50i_h6_rtc_data);
-}
-CLK_OF_DECLARE_DRIVER(sun50i_h6_rtc_clk, "allwinner,sun50i-h6-rtc",
- sun50i_h6_rtc_clk_init);
-
/*
* The R40 user manual is self-conflicting on whether the prescaler is
* fixed or configurable. The clock diagram shows it as fixed, but there
--
2.31.1
