openwrt/target/linux/at91/patches-5.10/103-clk-at91-sama7g5-allow-SYS-and-CPU-PLLs-to-be-export.patch
Claudiu Beznea e58cd453d5 at91: add kernel support for sama7g5 soc
Add kernel support for SAMA7G5 by back-porting mainline kernel patches.
Among SAMA7G5 features could be remembered:
- ARM Cortex-A7
- double data rate multi-port dynamic RAM controller supporting DDR2,
  DDR3, DDR3L, LPDDR2, LPDDR3 up to 533MHz
- peripherals for audio, video processing
- 1 gigabit + 1 megabit Ethernet controllers
- 6 CAN controllers
- trust zone support
- DVFS for CPU
- criptography IPs

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
2022-02-24 19:05:28 +01:00

47 lines
1.4 KiB
Diff

From 55c14526f970805a6bf2ed4b820f062334375abe Mon Sep 17 00:00:00 2001
From: Eugen Hristev <eugen.hristev@microchip.com>
Date: Thu, 19 Nov 2020 17:43:09 +0200
Subject: [PATCH 103/247] clk: at91: sama7g5: allow SYS and CPU PLLs to be
exported and referenced in DT
Allow SYSPLL and CPUPLL to be referenced as a PMC_TYPE_CORE clock
from phandle in DT.
Suggested-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
[claudiu.beznea@microchip.com: adapt commit message, add CPU PLL]
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/1605800597-16720-4-git-send-email-claudiu.beznea@microchip.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
---
drivers/clk/at91/sama7g5.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/clk/at91/sama7g5.c b/drivers/clk/at91/sama7g5.c
index 7ef7963126b6..d3c3469d47d9 100644
--- a/drivers/clk/at91/sama7g5.c
+++ b/drivers/clk/at91/sama7g5.c
@@ -117,7 +117,8 @@ static const struct {
.p = "cpupll_fracck",
.l = &pll_layout_divpmc,
.t = PLL_TYPE_DIV,
- .c = 1, },
+ .c = 1,
+ .eid = PMC_CPUPLL, },
},
[PLL_ID_SYS] = {
@@ -131,7 +132,8 @@ static const struct {
.p = "syspll_fracck",
.l = &pll_layout_divpmc,
.t = PLL_TYPE_DIV,
- .c = 1, },
+ .c = 1,
+ .eid = PMC_SYSPLL, },
},
[PLL_ID_DDR] = {
--
2.32.0