linux-kernel - [PATCH v4 17/23] clk: renesas: rcar-gen3-cpg: Remove obsolete rcar_gen3_read_mode

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Message-Id: <1477055857-17936-18-git-send-email-geert+renesas@glider.be>
Date:   Fri, 21 Oct 2016 15:17:31 +0200
From:   Geert Uytterhoeven <geert+renesas@...der.be>
To:     Philipp Zabel <p.zabel@...gutronix.de>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Simon Horman <horms@...ge.net.au>,
        Magnus Damm <magnus.damm@...il.com>
Cc:     devicetree@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH v4 17/23] clk: renesas: rcar-gen3-cpg: Remove obsolete rcar_gen3_read_mode_pins()

All R-Car Gen3 clock drivers now obtain the values of the mode pins from
the R-Car RST driver.

Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
Acked-by: Dirk Behme <dirk.behme@...bosch.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
---
v4:
  - Add Acked-by, Reviewed-by,

v3:
  - New.
---
 drivers/clk/renesas/rcar-gen3-cpg.c | 17 -----------------
 drivers/clk/renesas/rcar-gen3-cpg.h |  1 -
 2 files changed, 18 deletions(-)

diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c
index bb4f2f9a8c2f5ba8..9d76076da4948fc4 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.c
+++ b/drivers/clk/renesas/rcar-gen3-cpg.c
@@ -333,23 +333,6 @@ struct clk * __init rcar_gen3_cpg_clk_register(struct device *dev,
 					 __clk_get_name(parent), 0, mult, div);
 }
 
-/*
- * Reset register definitions.
- */
-#define MODEMR	0xe6160060
-
-u32 __init rcar_gen3_read_mode_pins(void)
-{
-	void __iomem *modemr = ioremap_nocache(MODEMR, 4);
-	u32 mode;
-
-	BUG_ON(!modemr);
-	mode = ioread32(modemr);
-	iounmap(modemr);
-
-	return mode;
-}
-
 int __init rcar_gen3_cpg_init(const struct rcar_gen3_cpg_pll_config *config,
 			      unsigned int clk_extalr)
 {
diff --git a/drivers/clk/renesas/rcar-gen3-cpg.h b/drivers/clk/renesas/rcar-gen3-cpg.h
index f699085147d1aece..f788f481dd42cdf6 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.h
+++ b/drivers/clk/renesas/rcar-gen3-cpg.h
@@ -33,7 +33,6 @@ struct rcar_gen3_cpg_pll_config {
 
 #define CPG_RCKCR	0x240
 
-u32 rcar_gen3_read_mode_pins(void);
 struct clk *rcar_gen3_cpg_clk_register(struct device *dev,
 	const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
 	struct clk **clks, void __iomem *base);
-- 
1.9.1