[PATCH v2 2/3] clk: samsung: clk-pll: Add support for pll_309

Aiden Isik via B4 Relay <[email protected]>
Newsgroups org.kernel.vger.linux-samsung-soc,org.infradead.lists.linux-arm-kernel,org.kernel.feeds.b4-sent,org.kernel.vger.linux-clk,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-hardening,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
From: Aiden Isik <[email protected]>

pll_309 (referred to in the downstream kernel sources as frd_309_rpll) is
one of two PLLs used in the Exynos5515 SoC. It is an integer/fractional
PLL with an FVCO of 600-2400MHz.

It has the same locktime (500), and kdiv/mdiv/pdiv/sdiv masks and shifts
as pll_531x, so it can be handled in exactly the same way.

When defining a PLL, the "con" parameter should be set to the CON3
register, like this:

PLL(pll_309, CLK_FOUT_AUD_PLL, "fout_aud_pll", "oscclk",
    PLL_LOCKTIME_PLL_AUD, PLL_CON3_PLL_AUD, NULL),

Signed-off-by: Aiden Isik <[email protected]>
---
 drivers/clk/samsung/clk-pll.c | 1 +
 drivers/clk/samsung/clk-pll.h | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/clk/samsung/clk-pll.c b/drivers/clk/samsung/clk-pll.c
index e74552846ba3..73584fd1da5a 100644
--- a/drivers/clk/samsung/clk-pll.c
+++ b/drivers/clk/samsung/clk-pll.c
@@ -1728,6 +1728,7 @@ static void __init _samsung_clk_register_pll(struct samsung_clk_provider *ctx,
 		break;
 	case pll_531x:
 	case pll_4311:
+	case pll_309:
 		init.ops = &samsung_pll531x_clk_ops;
 		break;
 	case pll_1031x:
diff --git a/drivers/clk/samsung/clk-pll.h b/drivers/clk/samsung/clk-pll.h
index d6eb3246611b..2457cf47c109 100644
--- a/drivers/clk/samsung/clk-pll.h
+++ b/drivers/clk/samsung/clk-pll.h
@@ -53,6 +53,7 @@ enum samsung_pll_type {
 	pll_1031x,
 	pll_a9fracm,
 	pll_a9fraco,
+	pll_309,
 };
 
 #define PLL_RATE(_fin, _m, _p, _s, _k, _ks) \

-- 
2.54.0
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