From: Scott Wood <scottwood@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 02/13] S3C64XX: Switch to use readl/writel to operate nand flash
Date: Mon, 9 Jul 2012 17:19:46 -0500 [thread overview]
Message-ID: <4FFB5902.3040305@freescale.com> (raw)
In-Reply-To: <1341655032-30201-3-git-send-email-bocui107@gmail.com>
On 07/07/2012 04:57 AM, Zhong Hongbo wrote:
> +static inline unsigned int s3c64xx_get_base_nand(void)
> +{
> + return ELFIN_NAND_BASE;
> +}
unsigned long or uintptr_t would be more appropriate, even if U-Boot is
unlikely to be 64-bit any time soon.
Or better, "struct s3c64xx_nand *".
> @@ -89,15 +96,16 @@ static void s3c_nand_select_chip(struct mtd_info *mtd, int chip)
> */
> static void s3c_nand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)
> {
> + struct s3c64xx_nand *const nand = s3c_get_base_nand();
Is there any benefit to declaring local variables const like this? Why
this one and not all the others that never get altered?
-Scott
next prev parent reply other threads:[~2012-07-09 22:19 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-07 9:56 [U-Boot] S3c64xx: Switch all I/O to use readl/writel function Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 01/13] smdk6400: Move smdk6400 board from Makefile to boards.cfg Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 02/13] S3C64XX: Switch to use readl/writel to operate nand flash Zhong Hongbo
2012-07-09 22:19 ` Scott Wood [this message]
[not found] ` <4FFC2015.508@gmail.com>
2012-07-10 13:00 ` Zhong Hongbo
2012-07-10 15:36 ` Scott Wood
2012-07-11 12:34 ` Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 03/13] S3C64XX: Use readl/writel to operate uart Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 04/13] S3C64XX: add pwm for s3c64xx support Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 05/13] S3C64XX: reference s5p cpu time system for s3c64xx timer Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 06/13] S3C64xx: mov cpu_init.S to the board directory Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 07/13] S3C6400: Delete nand_spl for S3C6400 Zhong Hongbo
2012-07-09 22:21 ` Scott Wood
2012-07-07 9:57 ` [U-Boot] [PATCH 08/13] S3C6400: Adopt SPL framwork to support spl for nand flash Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 09/13] S3C64XX: Change SROM init to use read/write operation Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 10/13] S3C64XX: Switch to use read/writel to operation clock system Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 11/13] S3c64xx: clear GPIO, Interrupt, Watchdog flag Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 12/13] S3C6400: clear memory init variable Zhong Hongbo
2012-07-07 9:57 ` [U-Boot] [PATCH 13/13] S3C6400: Clear system clock variable Zhong Hongbo
2012-07-07 23:49 ` [U-Boot] S3c64xx: Switch all I/O to use readl/writel function Zhong Hongbo
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