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From: Juergen Beisert <jbe@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 01/14] Make DIV_ROUND_UP macro globally available
Date: Mon, 13 Dec 2010 11:53:24 +0100	[thread overview]
Message-ID: <1292237617-7064-2-git-send-email-jbe@pengutronix.de> (raw)
In-Reply-To: <1292237617-7064-1-git-send-email-jbe@pengutronix.de>

Signed-off-by: Juergen Beisert <jbe@pengutronix.de>
---
 arch/arm/mach-stm/speed-imx23.c |    3 +--
 drivers/spi/imx_spi.c           |    3 ---
 include/common.h                |    2 ++
 3 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/arch/arm/mach-stm/speed-imx23.c b/arch/arm/mach-stm/speed-imx23.c
index 7418ad5..f32ae92 100644
--- a/arch/arm/mach-stm/speed-imx23.c
+++ b/arch/arm/mach-stm/speed-imx23.c
@@ -244,8 +244,7 @@ unsigned imx_set_sspclk(unsigned index, unsigned nc, int high)
 		printf("Cannot setup SSP unit clock to %u Hz, base clock is only %u Hz\n", nc, ssp_div);
 		ssp_div = 1U;
 	} else {
-		ssp_div += nc - 1U;
-		ssp_div /= nc;
+		ssp_div = DIV_ROUND_UP(ssp_div, nc);
 		if (ssp_div > CLKCTRL_SSP_DIV_MASK)
 			ssp_div = CLKCTRL_SSP_DIV_MASK;
 	}
diff --git a/drivers/spi/imx_spi.c b/drivers/spi/imx_spi.c
index 2ad1bfa..1857d6c 100644
--- a/drivers/spi/imx_spi.c
+++ b/drivers/spi/imx_spi.c
@@ -224,9 +224,6 @@ static unsigned int cspi_2_3_xchg_single(struct imx_spi *imx, unsigned int data)
 	return readl(base + CSPI_2_3_RXDATA);
 }
 
-/* FIXME: include/linux/kernel.h */
-#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
-
 static unsigned int cspi_2_3_clkdiv(unsigned int fin, unsigned int fspi)
 {
 	/*
diff --git a/include/common.h b/include/common.h
index a14bfc1..be83a31 100644
--- a/include/common.h
+++ b/include/common.h
@@ -222,4 +222,6 @@ extern const char version_string[];
 
 #define IOMEM(addr)	((void __force __iomem *)(addr))
 
+#define DIV_ROUND_UP(n,d)	(((n) + (d) - 1) / (d))
+
 #endif	/* __COMMON_H_ */
-- 
1.7.2.3


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  reply	other threads:[~2010-12-13 10:53 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-13 10:53 [PATCH] i.MX28 architecture inclusion into barebox Juergen Beisert
2010-12-13 10:53 ` Juergen Beisert [this message]
2010-12-13 10:53 ` [PATCH 02/14] Add macro for correct rounding in integer devisions Juergen Beisert
2010-12-13 10:53 ` [PATCH 03/14] STM378x: Use Hz as the clock unit like in all other arch Juergen Beisert
2010-12-13 10:53 ` [PATCH 04/14] STM378x: Do not configure any pin usage in the driver Juergen Beisert
2010-12-13 10:53 ` [PATCH 05/14] STM378x: Parameterize the max. possible GPIO number Juergen Beisert
2010-12-13 10:53 ` [PATCH 06/14] STM378x: Separate i.MX23 clock handling Juergen Beisert
2010-12-13 10:53 ` [PATCH 07/14] IMX: Ignore i.MX23/i.MX28 related code in shared devices Juergen Beisert
2010-12-13 10:53 ` [PATCH 08/14] STM378x: Add i.MX28 architecture Juergen Beisert
2010-12-13 10:53 ` [PATCH 09/14] STM378x: Adapt the serial driver to support i.MX23 and i.MX28 Juergen Beisert
2010-12-13 10:53 ` [PATCH 10/14] STM378x: Adapt the MCI " Juergen Beisert
2010-12-13 10:53 ` [PATCH 11/14] Fixup the FEC driver files Juergen Beisert
2010-12-13 10:53 ` [PATCH 12/14] MX28: add FEC support Juergen Beisert
2010-12-13 10:53 ` [PATCH 13/14] STM378x: Add TX28 CPU module Juergen Beisert
2010-12-13 10:53 ` [PATCH 14/14] STM378x: Add the TX28 Starterkit-5 baseboard Juergen Beisert

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