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path: root/target/linux/brcm2708/patches-4.19/950-0771-fixup-clk-raspberrypi-Also-support-v3d-clock.patch
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From afb2cfe3056fc643cee8ae25991f4b9c22d48bef Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Thu, 7 Nov 2019 14:23:38 +0000
Subject: [PATCH] fixup! clk-raspberrypi: Also support v3d clock

---
 drivers/clk/bcm/clk-raspberrypi.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

--- a/drivers/clk/bcm/clk-raspberrypi.c
+++ b/drivers/clk/bcm/clk-raspberrypi.c
@@ -208,6 +208,9 @@ static int raspberrypi_determine_rate(st
 					  u32 clock_id, const char *name, unsigned long min_rate, unsigned long max_rate,
 					  struct clk_rate_request *req)
 {
+#if 1
+	req->rate = clamp(req->rate, min_rate, max_rate);
+#else
 	u64 div, final_rate;
 	u32 ndiv, fdiv;
 
@@ -225,6 +228,7 @@ static int raspberrypi_determine_rate(st
 
 	req->rate = final_rate >> A2W_PLL_FRAC_BITS;
 
+#endif
 	return 0;
 }
 
@@ -351,21 +355,21 @@ static const struct clk_ops raspberrypi_
 	.is_prepared = raspberrypi_fw_pll_is_on,
 	.recalc_rate = raspberrypi_fw_pll_get_rate,
 	.set_rate = raspberrypi_fw_pll_set_rate,
-	//.determine_rate = raspberrypi_pll_determine_rate,
+	.determine_rate = raspberrypi_pll_determine_rate,
 };
 
 static const struct clk_ops raspberrypi_firmware_pll_divider_clk_ops = {
 	.is_prepared = raspberrypi_fw_pll_div_is_on,
 	.recalc_rate = raspberrypi_fw_pll_div_get_rate,
 	.set_rate = raspberrypi_fw_pll_div_set_rate,
-	//.determine_rate = raspberrypi_pll_div_determine_rate,
+	.determine_rate = raspberrypi_pll_div_determine_rate,
 };
 
 static const struct clk_ops raspberrypi_firmware_clk_ops = {
 	.is_prepared = raspberrypi_fw_clock_is_on,
 	.recalc_rate = raspberrypi_fw_clock_get_rate,
 	.set_rate = raspberrypi_fw_clock_set_rate,
-	//.determine_rate = raspberrypi_clock_determine_rate,
+	.determine_rate = raspberrypi_clock_determine_rate,
 };